Formulasi Gel Pengharum Ruangan Menggunakan Karagenan dan Natrium Alginat dengan Minyak Nilam sebagai Fiksatif

LAMPIRAN
Lampiran 1. Bagan alir pembuatan basis gel
Aquades

Dipanaskan hingga suhu 75°C

Karagenan,
Aduk hingga homogen

Natrium

Turunkan suhu hingga 650 C

Aduk hingga homogen

Propilen glikol

Tuangkan dalam cetakan

Biarkan pada suhu ruangan hingga


Bentuk sediaan gel

43
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Lampiran 2. Bagan alir pembuatan gel pengharum
Aquades
Aquades

Dipanaskan hingga suhu 75°C

Karagenan,
Aduk hingga homogen

Natrium

Turunkan suhu hingga 650 C

Aduk hingga homogen


Propilen glikol

Minyak lemon,
i

Aduk hingga homogen

k il
Tuangkan dalam cetakan

Biarkan pada suhu ruangan hingga

Gel pengharum ruangan

44
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Lampiran 3.Gambar minyak lemon

Lampiran 4.Gambar minyak nilam


45
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Lampiran 5.Contoh lembar penilaian uji kesukaan (hedonic test)
Lembar Penilaian Uji Kesukaan (Hedonic Test)
Nama

:

Umur

:

Instruksi

: Berikan pendapat anda tentang aroma wangi sedian gel

pengharum ruangan yang di uji, kemudian berilah tanda centang () pada
salah satu kolom (SS/S/CS/KS/TS) yang tersedia


Penilaian
Sediaan
SS

S

CS

KS

TS

1%
1,5%
Lampiran
2% 6.Tabel penguapan zat cair pertiga hari selama 30 hari (gram)
2,5%

Keterangan :

Nilai 5 = Sangat Suka (SS)
Nilai 4 = Suka (S)
Nilai 3 = Cukup Suka (CS)
Nilai 2 = Kurang Suka (KS)
Nilai 1 = Tidak Suka (TS)

46
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Lampiran 6.Rumus perhitungan nilai uji kesukaan (hedonic test)
Untuk menghitung nilai kesukaan rata-rata dari setiap panelis digunakan
rumus sebagai berikut:

∑ = Xi
X =
n



i


n

∑ (Xi − X )
=

2

n



S2



S = S2




P ( X − (1,96.S / n ) ≤ µ ≤ ( X + (1,96.S / n ) ≅ 95%

i

n

Keterangan :
n
S2
1,96

X
Xi
S
P
µ

: Banyak panelis
: Keseragaman nilai kesukaan
: Koefisien standar deviasi pada taraf 95%

: Nilai kesukaan rata-rata
: Nilai dari panelis ke i, dimana i = 1,2,3,…,n
: Simpangan baku nilai kesukaan
: Tingkat kepercayaan
: Rentang nilai

47
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Lampiran 7.Tabel hasil uji kesukaan (hedonic test)
Formula
Panelis
N1

N2

N3

N4


1

5

5

5

5

2

5

4

3

3


3

4

4

4

4

4

5

4

5

5


5

5

5

4

5

6

4

4

4

4

7

5

5

4

3

8

3

4

3

3

9

4

4

4

4

10

5

5

5

5

11

3

3

4

5

12

5

5

4

3

13

5

5

4

4

14

5

4

5

5

15

4

4

4

3

16

5

5

4

3

17

4

4

4

3

18

5

5

5

5

19

4

4

4

3

20

5

4

4

4

21

5

4

4

4

22

5

5

5

5

23

4

4

4

3

24

5

5

5

4

25

5

4

4

3

Jumlah

114

109

105

98

48
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Lampiran 8.Perhitungan hasil uji kesukaan (hedonic test)
Formula N1

∑ = Xi
X =
n



i

n

=

5 + 5 + 4 + 5 + .... + 5
25

=

114
= 4,56
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,56) + (5 − 4,56) + (4 − 4,56) + (5 − 4,56 ) + .... + (5 − 4,56 )
=

25

=

10,05
25

= 0,402


S = S2
S = 0,402
S = 0,63



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (4,56 − (1,96.0,63 / 25 ) ≤ µ ≤ ( 4,56 − (1.96.0,63 / 25)
P (4,56 − 0,24) ≤ µ ≤ (4,56 + 0,24)
P (4,80 ≤ µ ≤ 4,31)

49
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Lampiran 8. (Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

5 + 4 + 4 + 4 + .... + 4
25

=

109
= 4,36
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,36) + (4 − 4,36 ) + (4 − 4,36 ) + (4 − 4,36 ) + .... + (4 − 4,36 )
=

25

=

7,74
25

= 0,309


S = S2
S = 0,309
S = 0,55



P ( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n

P (4,36 − (1,96.0,55 / 25 ) ≤ µ ≤ (4,36 + (1.96.0,55 / 25 )
P(4,36 − 0,21) ≤ µ ≤ (4,36 + 0,21)
P(4,15 ≤ µ ≤ 4,57)

50
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Lampiran 8. (Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

5 + 3 + 4 + 5 + .... + 4
25

=

105
= 4,2
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,2 ) + (3 − 4,2 ) + (4 − 4,2 ) + (5 − 4,2 ) + .... + (4 − 4,2 )
=

25

=

8
25

= 0,32


S = S2
S = 0,32
S = 0,56



P ( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n

P (4,2 − (1,96.0,56 / 25 ) ≤ µ ≤ (4,2 − (1.96.0,46 / 25
P (4,2 − 0,21) ≤ µ ≤ (4,2 + 0,21)
P (3,99 ≤ µ ≤ 4,41)

51
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Lampiran 8. (Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

5 + 3 + 4 + 5 + .... + 3
25

=

98
= 3,92
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 3,92) + (3 − 3,92) + (4 − 3,92) + (5 − 3,92) + .... + (3 − 3,92)
=

25

=

17,77
25

= 0,71


S = S2
S = 0,71
S = 0,84



P ( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n

P (3,92 − (1,96.0,84 / 25 ) ≤ µ ≤ (3,92 + (1.96.0,84 / 25 )
P (3,92 − 0,32) ≤ µ ≤ (3,92 + 0,32)
P (3,6 ≤ µ ≤ 4,24)

52
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Lampiran 9.Tabel penurunan bobot gel pengharum ruangan
Pada ruangan biasa
Bobot (gram)
Kode
Awal

Minggu 1

Minggu 2

Minggu 3

Minggu 4

N1

93,725

86,883

79,358

72,549

65,871

N2

90,225

82,555

75,014

67,452

59,629

N3

91,919

83,094

75,289

67,194

59,911

N4

91,815

81,420

72,191

63,231

54,592

Pada ruangan AC
Bobot (gram)
Kode
Awal

Minggu 1

Minggu 2

Minggu 3

Minggu 4

N1

93,146

83,472

74,099

63,574

54,189

N2

92,439

81,594

70,755

59,912

48,797

N3

91,601

79,415

67,814

55,591

43,924

N4

91,720

78,652

66,351

54,151

42,981

Pada ruangan kipas
Bobot (gram)
Kode
Awal

Minggu 1

Minggu 2

Minggu 3

Minggu 4

N1

90,640

75,346

60,439

45,714

29,964

N2

92,950

76,712

59,985

44,515

27,971

N3

94,787

77,854

60,532

43,691

26,759

N4

97,789

79,961

61,451

43,539

25,675

53
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Lampiran 10. Perhitungan persen total penguapan zat cair
Rumus:
Persen total penguapan zat cair =

zat cair yang menguap (M0−M4)
M0

x 100%

Keterangan:
M0

: berat gel awal

M4

: berat gel pada minggu ke 4

Perhitungan persentase total penguapan zat cair pada ruangan biasa
Formula N1 =

93,725 − 65,871
x 100% = 29,71%
93,725

Formula N2 =

90,225 − 59,629
x 100% = 33,91%
90,225

Formula N3 =

91,919 − 59,911
x 100% = 34,82%
91,919

Formula N4 =

91,815 − 54,592
x 100% = 40,54%
91,815

54
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Lampiran 10.(Lanjutan)
Perhitungan persentase penguapan zat cair pada ruangan AC
Formula N1=

93,146 − 54,189
x 100% = 41,82%
93,146

Formula N2 =

92,439 − 48,797
x 100% = 47,21%
92,439

Formula N3 =

91,601 − 43,924
x 100% = 52,04%
91,601

Formula N4 =

91,720 − 42,981
x 100% = 53,13%
91,720

Perhitungan persentase penguapan zat cair pada ruangan kipas
Formula N1 =

90,640 − 29,964
x 100% = 66,94%
90,640

Formula N2 =

92,950 − 27,971
x 100% = 69,90%
92,950

Formula N3 =

94,787 − 26,759
x 100% = 71,76%
94,787

Formula N4 =

97,789 − 25,675
x 100% = 73,74%
97,789

55
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Lampiran 11.Contoh lembar penilaian uji ketahanan wangi
Lembar Penilaian Uji Ketahanan Wangi
Nama

:

Umur

:

Instruksi

: Berikan pendapat anda tentang aroma wangi sedian gel

pengharum ruangan yang di uji, kemudian berilah tanda centang () pada
salah satu kolom (SW/AKW/KW/SKW/TSW) yang tersedia

Penilaian
Sediaan
SW

AKW

KW

SKW

TSW

1%
1,5%
Lampiran
2% 6.Tabel penguapan zat cair pertiga hari selama 30 hari (gram)
2,5%

Keterangan :
Nilai 5 = Sama Wangi (SW)
Nilai 4 = Agak Kurang Wangi (AKW)
Nilai 3 = Kurang Wangi (KW)
Nilai 2 = Sangat Kurang Wangi (SKW)
Nilai 1 = Tidak Sama Wangi (TSW)

56
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Lampiran 12.Hasil uji ketahanan wangi pada ruangan biasa
Minggu 1
Formula
Panelis
N1

N2

N3

N4

1

5

5

5

5

2

4

5

4

3

3

5

5

4

4

4

5

4

5

5

5

5

5

4

5

6

4

4

4

4

7

5

5

4

3

8

5

5

5

4

9

4

4

4

4

10

5

5

5

5

11

5

5

4

5

12

5

5

4

3

13

5

5

4

4

14

5

4

5

5

15

4

5

5

4

16

5

5

4

4

17

4

4

4

3

18

5

5

5

5

19

4

4

4

3

20

5

4

4

4

21

5

4

4

4

22

5

5

5

5

23

4

4

4

3

24

5

5

5

4

25

5

4

4

3

Jumlah

118

115

109

101

57
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Lampiran 12.(Lanjutan)
Perhitungan hasil uji ketahanan wangi pada ruangan biasa
Minggu 1
FormulaN1

∑ = Xi
X =
n



i

n

=

5 + 4 + 5 + 5 + .... + 5
25

=

118
= 4,72
25

∑ (Xi − X )
=

2

n



S2
=

=

i

n

(5 − 4,72)2 + (4 − 4,72)2 + (5 − 4,72)2 + (5 − 4,72)2 + .... + (5 − 4,72)2
25
4,97
25

= 0,19


S = S2
S=

0,19

S = 0,43



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(4,72 − (1,96.0,43 / 25 ) ≤ µ ≤ (4,72 − (1.96.0,43 / 25)
P(4,72 − 0,16) ≤ µ ≤ (4,72 + 0,16)
P(4,88 ≤ µ ≤ 4,56)

58
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Lampiran 12.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

5 + 5 + 5 + 4 + .... + 4
25

=

115
= 4,6
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,6) + (5 − 4,6) + (5 − 4,6) + (4 − 4,6) + .... + (4 − 4,6)
=

25

=

6
25

= 0,24


S = S2
S = 0,24
S = 0,48



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (4,6 − (1,96.0,48 / 25 ) ≤ µ ≤ (4,6 − (1.96.0,48 / 25)
P (4,6 − 0,18) ≤ µ ≤ (4,6 + 0,18)
P (4,78 ≤ µ ≤ 4,42)

59
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Lampiran 12.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

5 + 4 + 4 + 5 + .... + 4
25

=

109
= 4,36
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,36 ) + (4 − 4,36 ) + (4 − 4,36 ) + (5 − 4,36 ) + .... + (4 − 4,36)
=

25

=

5,6
25

= 0,22


S=

S2

S = 0,22
S = 0,46



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(4,36 − (1,96.0,46 / 25 ) ≤ µ ≤ (4,36 − (1.96.0,46 / 25)
P(4,36 − 0,18) ≤ µ ≤ (4,36 + 0,18)
P(4,54 ≤ µ ≤ 4,18)

60
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Lampiran 12.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

5 + 3 + 4 + 5 + .... + 3
25

=

101
= 4,04
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,04 ) + (3 − 4,04 ) + (4 − 4,04 ) + (5 − 4,04 ) + .... + (3 − 4,04 )
=

25

=

14,25
25

= 0,59


S=

S2

S = 0,59
S = 0,76



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(4,04 − (1,96.0,76 / 25 ) ≤ µ ≤ (4,04 − (1.96.0,76 / 25)
P(4,04 − 0,29) ≤ µ ≤ (4,04 + 0,29)
P(4,33 ≤ µ ≤ 3,75

61
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Lampiran 12.(Lanjutan)
Minggu 2
Formula
Panelis
N1

N2

N3

N4

1

5

5

4

4

2

4

3

3

3

3

5

4

3

3

4

4

4

4

4

5

5

4

3

3

6

4

3

3

3

7

3

3

4

3

8

5

5

4

4

9

4

4

4

4

10

5

5

4

4

11

3

5

4

3

12

4

5

4

3

13

5

5

4

4

14

5

4

4

4

15

4

5

4

4

16

5

5

4

4

17

4

4

3

3

18

5

5

4

4

19

5

4

4

3

20

5

4

4

4

21

4

4

4

3

22

5

5

4

4

23

4

4

4

3

24

4

5

5

4

25

5

4

4

3

Jumlah

111

108

96

88

62
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Lampiran 12.(Lanjutan)
Minggu 2
FormulaN1

∑ = Xi
X =
n



i

n

=

5 + 4 + 5 + 5 + .... + 5
25

=

111
= 4,44
25

∑ (Xi − X )
=

2

n



S

=

=

2

i

n

(5 − 4,44)2 + (4 − 4,44)2 + (5 − 4,44)2 + (4 − 4,44)2 + .... + (5 − 4,44)2
25
8,8
25

= 0,35


S=

S2

S = 0,35
S = 0,59



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (4,44 − (1,96.0,59 / 25 ) ≤ µ ≤ (4,44 − (1.96.0,59 / 25)
P(4,44 − 0,23) ≤ µ ≤ (4,44 + 0,23)
P(4,67 ≤ µ ≤ 4,21)

63
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Lampiran 12.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

5 + 4 + 5 + 5 + .... + 5
25

=

108
= 4,32
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,32 ) + (3 − 4,32 ) + (4 − 4,32 ) + (4 − 4,32 ) + .... + (4 − 4,32 )
=

25

=

11,44
25

= 0,45


S=

S2

S = 0,45
S = 0,67



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (4,32 − (1,96.0,67 / 25 ) ≤ µ ≤ (4,32 − (1.96.0,67 / 25)
P (4,32 − 0,26) ≤ µ ≤ (4,32 + 0,26)
P(4,58 ≤ µ ≤ 4,06)

64
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Lampiran 12.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

5 + 4 + 5 + 5 + .... + 5
25

=

96
= 3,84
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,84 ) + (3 − 3,84 ) + (3 − 3,84 ) + (4 − 3,84 ) + .... + (4 − 3,84 )
=

25

=

5,36
25

= 0,21


S=

S2

S = 0,21
S = 0,45



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,84 − (1,96.0,45 / 25 ) ≤ µ ≤ (3,84 − (1.96.0,45 / 25)
P(3,84 − 0,17) ≤ µ ≤ (3,84 + 0,17)
P(4,01 ≤ µ ≤ 3,67)

65
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Lampiran 12.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

5 + 4 + 5 + 5 + .... + 5
25

=

88
= 3,52
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,52 ) + (3 − 3,52 ) + (3 − 3,52 ) + (4 − 3,52 ) + .... + (4 − 3,52 )
=

25

=

6,24
25

= 0,24


S=

S2

S = 0,24
S = 0,48



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,52 − (1,96.0,48 / 25 ) ≤ µ ≤ (3,52 − (1.96.0,48 / 25)
P(3,52 − 0,18) ≤ µ ≤ (3,52 + 0,18)
P(3,70 ≤ µ ≤ 3,34)

66
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Lampiran 12.(Lanjutan)
Minggu 3
Formula
Panelis
N1

N2

N3

N4

1

4

4

4

3

2

3

3

4

3

3

4

4

3

3

4

3

4

3

2

5

4

4

3

3

6

4

4

3

2

7

3

3

4

3

8

3

4

4

3

9

4

4

3

2

10

4

3

2

2

11

3

4

3

2

12

4

3

2

2

13

4

3

2

3

14

3

4

3

2

15

4

3

2

3

16

3

4

3

2

17

4

2

2

3

18

3

3

4

2

19

3

4

3

3

20

3

4

3

2

21

2

3

2

2

22

4

4

3

2

23

3

4

2

3

24

4

3

3

2

25

2

2

2

2

Jumlah

85

87

72

61

67
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Lampiran 12.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

4 + 3 + 4 + 3 + .... + 2
25

=

85
= 3,4
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,4 ) + (3 − 3,4 ) + (4 − 3,4 ) + (3 − 3,4 ) + .... + (2 − 3,4 )
=

25

=

10
25

= 0,4


S=

S2

S = 0,4
S = 0,63



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,4 − (1,96.0,63 / 25 ) ≤ µ ≤ (3,4 − (1.96.0,63 / 25)
P(3,4 − 0,24) ≤ µ ≤ (3,4 + 0,24)
P(3,64 ≤ µ ≤ 3,14)

68
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

4 + 3 + 4 + 4 + .... + 2
25

=

87
= 3,48
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,48) + (3 − 3,48) + (4 − 3,48) + (4 − 3,48) + .... + (2 − 3,48)
=

25

=

10,24
25

= 0,4096


S=

S2

S = 0,4096
S = 0,64



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,48 − (1,96.0,64 / 25 ) ≤ µ ≤ (3,48 − (1.96.0,64 / 25)
P(3,48 − 0,25) ≤ µ ≤ (3,48 + 0,25)
P(3,73 ≤ µ ≤ 3,23)

69
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

4 + 4 + 3 + 3 + .... + 2
25

=

72
= 2,88
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 2,88) + (4 − 2,88) + (3 − 2,88) + (3 − 2,88) + .... + (2 − 2,88)
=

25

=

12,64
25

= 0,5056


S=

S2

S = 0,5056
S = 0,71



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,88 − (1,96.0,71 / 25 ) ≤ µ ≤ (2,88 − (1.96.0,71 / 25)
P(2,88 − 0,27) ≤ µ ≤ (2,88 + 0,27)
P(3,15 ≤ µ ≤ 2,61)

70
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

3 + 3 + 3 + 2 + .... + 2
25

=

61
= 2,44
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
3 − 2,44 ) + (3 − 2,44 ) + (3 − 2,44 ) + (2 − 2,44 ) + .... + (2 − 2,44 )
=

25

=

6,16
25

= 0,2426


S=

S2

S = 0,2426
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,44 − (1,96.0,49 / 25 ) ≤ µ ≤ (2,44 − (1.96.0,49 / 25)
P(2,44 − 0,19) ≤ µ ≤ (2,44 + 0,19)
P(2,63 ≤ µ ≤ 2,25)

71
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
Minggu 4
Formula
Panelis
N1

N2

N3

N4

1

2

2

1

1

2

1

1

2

1

3

2

2

2

2

4

1

1

1

1

5

2

1

2

1

6

2

2

1

2

7

2

1

2

2

8

1

1

1

1

9

2

2

1

1

10

2

1

1

1

11

3

2

2

1

12

2

1

2

1

13

2

1

1

1

14

1

1

2

2

15

2

1

1

1

16

3

2

2

1

17

2

1

1

1

18

2

1

1

1

19

1

1

2

2

20

3

2

1

1

21

2

1

2

1

22

2

2

1

1

23

1

1

2

1

24

2

1

1

2

25

2

2

1

1

Jumlah

47

34

36

31

72
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

2 + 1 + 2 + 1 + .... + 2
25

=

47
= 1,88
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
2 − 1,88) + (1 − 1,88) + (2 − 1,88) + (1 − 1,88) + .... + (2 − 1,88)
=

25

=

8,64
25

= 0,3456


S=

S2

S = 0,3456
S = 0,58



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,88 − (1,96.0,58 / 25 ) ≤ µ ≤ (1,88 − (1.96.0,58 / 25)
P(1,88 − 0,22) ≤ µ ≤ (1,88 + 0,22)
P(2,1 ≤ µ ≤ 1,66)

73
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

2 + 1 + 2 + 1 + .... + 2
25

=

34
= 1,36
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
2 − 1,36 ) + (1 − 1,36 ) + (2 − 1,36 ) + (1 − 1,36 ) + .... + (2 − 1,36 )
=

25

=

5,63
25

= 0,2252


S=

S2

S = 0,2252
S = 0,47



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,36 − (1,96.0,47 / 25 ) ≤ µ ≤ (1,36 − (1.96.0,47 / 25)
P(1,36 − 0,18) ≤ µ ≤ (1,36 + 0,18)
P(1,54 ≤ µ ≤ 1,18)

74
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

1 + 2 + 2 + 1 + .... + 1
25

=

36
= 1,44
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
1 − 1,44 ) + (2 − 1,44 ) + (2 − 1,44 ) + (1 − 1,44 ) + .... + (1 − 1,44 )
=

25

=

8,87
25

= 0,35


S=

S2

S = 0,35
S = 0,59



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,44 − (1,96.0,59 / 25 ) ≤ µ ≤ (1,44 − (1.96.0,59 / 25)
P (1,44 − 0,23) ≤ µ ≤ (1,44 + 0,23)
P (1,67 ≤ µ ≤ 1,21)

75
Universitas Sumatera Utara

Lampiran 12.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

1 + 1 + 2 + 1 + .... + 1
25

=

31
= 1,24
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
1 − 1,24 ) + (1 − 1,24 ) + (2 − 1,24 ) + (1 − 1,24 ) + .... + (1 − 1,24 )
=

25

=

4,56
25

= 0,1824


S=

S2

S = 0,1824
S = 0,42



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,24 − (1,96.0,42 / 25 ) ≤ µ ≤ (1,24 − (1.96.0,42 / 25)
P(1,24 − 0,16) ≤ µ ≤ (1,24 + 0,16)
P(1,4 ≤ µ ≤ 1,08)

76
Universitas Sumatera Utara

Lampiran 13.Hasil uji ketahanan wangi pada ruangan AC
Minggu 1
Formula
Panelis
N1

N2

N3

N4

1

5

5

4

3

2

5

4

3

2

3

5

4

3

3

4

4

5

4

3

5

5

4

3

3

6

4

3

3

3

7

5

4

4

3

8

5

5

3

4

9

4

4

4

3

10

3

3

4

4

11

5

4

3

3

12

4

4

4

3

13

5

5

3

4

14

5

4

4

3

15

4

5

3

4

16

5

5

4

4

17

4

4

3

2

18

5

5

4

4

19

4

4

4

3

20

5

5

3

4

21

4

4

4

3

22

5

4

4

3

23

4

5

2

3

24

3

3

3

2

25

5

4

4

3

Jumlah

112

106

87

79

77
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

5 + 5 + 5 + 4 + .... + 5
25

=

112
= 4,48
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,48) + (5 − 4,48) + (5 − 4,48) + (4 − 4,48) + .... + (5 − 4,48)
=

25

=

10,24
25

= 0,4096


S=

S2

S = 0,4096
S = 0,64



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(4,48 − (1,96.0,64 / 25 ) ≤ µ ≤ (4,48 − (1.96.0,64 / 25)
P(4,48 − 0,25) ≤ µ ≤ (4,48 + 0,25)
P(4,73 ≤ µ ≤ 4,23)

78
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

5 + 4 + 4 + 5 + .... + 4
25

=

106
= 4,24
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
5 − 4,24 ) + (4 − 4,24 ) + (4 − 4,24 ) + (5 − 4,24 ) + .... + (4 − 4,24 )
=

25

=

10,56
25

= 0,4224


S=

S2

S = 0,4224
S = 0,64



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(4,24 − (1,96.0,64 / 25 ) ≤ µ ≤ (4,24 − (1.96.0,64 / 25)
P(4,24 − 0,25) ≤ µ ≤ (4,24 + 0,25)
P(4,49 ≤ µ ≤ 3,99)

79
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

4 + 3 + 3 + 4 + .... + 4
25

=

89
= 3,56
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,56 ) + (3 − 3,56 ) + (3 − 3,56 ) + (4 − 3,56 ) + .... + (4 − 3,56 )
=

25

=

6,16
25

= 0,2464


S=

S2

S = 0,2426
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,56 − (1,96.0,49 / 25 ) ≤ µ ≤ (3,56 − (1.96.0,49 / 25)
P(3,56 − 0,19) ≤ µ ≤ (3,56 + 0,19)
P(3,75 ≤ µ ≤ 3,37)

80
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

3 + 2 + 3 + 3 + .... + 3
25

=

79
= 3,16
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
4 − 3,56 ) + (3 − 3,56 ) + (3 − 3,56 ) + (4 − 3,56 ) + .... + (4 − 3,56 )
=

25

=

9,36
25

= 0,3744


S=

S2

S = 0,3744
S = 0,61



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,16 − (1,96.0,61 / 25 ) ≤ µ ≤ (3,16 − (1.96.0,61 / 25)
P(3,16 − 0,23) ≤ µ ≤ (3,16 + 0,23)
P(3,39 ≤ µ ≤ 2,93)

81
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Minggu 2
Formula
Panelis
N1

N2

N3

N4

1

3

3

3

2

2

3

3

3

2

3

4

3

2

2

4

3

2

2

1

5

2

2

2

1

6

4

3

3

3

7

3

4

4

3

8

3

3

3

2

9

4

4

4

3

10

3

3

4

2

11

3

3

3

3

12

4

3

3

2

13

3

2

2

1

14

2

2

2

1

15

4

3

3

2

16

3

2

2

1

17

4

3

3

2

18

3

3

2

2

19

2

2

2

2

20

3

3

3

2

21

3

3

2

3

22

3

3

2

2

23

2

2

2

2

24

3

3

3

2

25

2

2

2

2

Jumlah

76

69

66

50

82
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

3 + 3 + 4 + 3 + .... + 2
25

=

76
= 3,04
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
3 − 3,04 ) + (3 − 3,04 ) + (4 − 3,04 ) + (3 − 3,04 ) + .... + (2 − 3,04 )
=

25

=

10,96
25

= 0,4384


S = S2
S = 0,4384
S = 0,66



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,04 − (1,96.0,66 / 25 ) ≤ µ ≤ (3,04 − (1.96.0,66 / 25)
P(3,04 − 0,25) ≤ µ ≤ (3,04 + 0,25)
P(3,29 ≤ µ ≤ 2,79)

83
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

3 + 3 + 3 + 2 + .... + 2
25

=

69
= 2,76
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
3 − 3,04 ) + (3 − 3,04 ) + (3 − 3,04 ) + (2 − 3,04 ) + .... + (2 − 3,04 )
=

25

=

8,56
25

= 0,3424


S = S2
S = 0,3424
S = 0,58



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,76 − (1,96.0,58 / 25 ) ≤ µ ≤ (2,76 − (1.96.0,58 / 25)
P(2,76 − 0,22) ≤ µ ≤ (2,76 + 0,22)
P(2,98 ≤ µ ≤ 2,54)

84
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

3 + 3 + 2 + 2 + .... + 2
25

=

66
= 2,64
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
3 − 2,64 ) + (3 − 2,64 ) + (2 − 2,64 ) + (2 − 2,64 ) + .... + (2 − 2,64 )
=

25

=

11,76
25

= 0,4704


S = S2
S = 0,4704
S = 0,68



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,64 − (1,96.0,68 / 25 ) ≤ µ ≤ (2,64 − (1.96.0,68 / 25)
P(2,64 − 0,26) ≤ µ ≤ (2,64 + 0,26)
P(2,9 ≤ µ ≤ 2,38)

85
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

2 + 2 + 2 + 1 + .... + 2
25

=

50
=2
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
3 − 2 ) + (3 − 2 ) + (2 − 2 ) + (2 − 2 ) + .... + (2 − 2 )
=

25

=

2
25

= 0,08


S = S2
S = 0,08
S = 0,28



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (2 − (1,96.0,28 / 25 ) ≤ µ ≤ (2 − (1.96.0,28 / 25)
P (2 − 0,1) ≤ µ ≤ (2 + 0,1)
P(2,1 ≤ µ ≤ 1,9)

86
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Minggu 3
Formula
Panelis
N1

N2

N3

N4

1

2

2

1

1

2

3

3

2

1

3

2

2

2

2

4

3

2

1

1

5

2

2

2

1

6

2

3

2

2

7

3

2

2

1

8

3

3

2

2

9

2

2

2

1

10

3

3

2

2

11

3

2

2

1

12

2

3

3

2

13

3

2

2

1

14

2

2

2

1

15

2

3

2

2

16

3

2

2

1

17

2

3

1

2

18

3

3

2

2

19

2

2

2

2

20

3

3

2

1

21

2

1

2

1

22

3

3

2

2

23

2

2

2

2

24

3

2

1

1

25

2

1

1

1

Jumlah

62

58

46

36

87
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

2 + 3 + 2 + 3 + .... + 2
25

=

62
= 2,48
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
2 − 2,48) + (3 − 2,48) + (2 − 2,48) + (3 − 2,48) + .... + (2 − 2,48)
=

25

=

6,24
25

= 0,2496


S = S2
S = 0,2496
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,48 − (1,96.0,49 / 25 ) ≤ µ ≤ (2,48 − (1.96.0,49 / 25)
P(2,48 − 0,19) ≤ µ ≤ (2,48 + 0,19)
P(2,67 ≤ µ ≤ 2,29)

88
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

2 + 3 + 2 + 2 + .... + 1
25

=

58
= 2,32
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
2 − 2,32) + (3 − 2,32) + (2 − 2,32) + (2 − 2,32) + .... + (1 − 2,32 )
=

25

=

10,745
25

= 0,4298


S = S2
S = 0,4298
S = 0,65



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,32 − (1,96.0,65 / 25 ) ≤ µ ≤ (2,32 − (1.96.0,65 / 25)
P(2,32 − 0,25) ≤ µ ≤ (2,32 + 0,25)
P(2,57 ≤ µ ≤ 2,07)

89
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

1 + 2 + 2 + 1 + .... + 1
25

=

46
= 1,84
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
1 − 1,84) + (2 − 1,84 ) + (2 − 1,84 ) + (1 − 1,84 ) + .... + (1 − 1,84 )
=

25

=

5,36
25

= 0,2144


S = S2
S = 0,2144
S = 0,46



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,84 − (1,96.0,46 / 25 ) ≤ µ ≤ (1,84 − (1.96.0,46 / 25)
P (1,84 − 0,18) ≤ µ ≤ (1,84 + 0,18)
P (2,02 ≤ µ ≤ 1,66)

90
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

1 + 1 + 2 + 1 + .... + 1
25

=

36
= 1,44
25

∑ (Xi − X )
=

2

n



S

2

i

n

2
2
2
2
2
(
1 − 1,44 ) + (1 − 1,44 ) + (2 − 1,44 ) + (1 − 1,44 ) + .... + (1 − 1,44 )
=

25

=

6,61
25

= 0,2464


S = S2
S = 0,2464
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,44 − (1,96.0,49 / 25 ) ≤ µ ≤ (1,44 − (1.96.0,49 / 25)
P(1,44 − 0,19) ≤ µ ≤ (1,44 + 0,19)
P(1,63 ≤ µ ≤ 1,25)

91
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Minggu 4
Formula
Panelis
N1

N2

N3

N4

1

2

2

1

1

2

1

1

1

1

3

1

1

2

1

4

2

2

1

1

5

1

2

2

1

6

2

1

1

1

7

1

1

2

1

8

2

1

1

1

9

1

2

2

1

10

2

1

1

1

11

1

1

2

1

12

2

1

1

1

13

1

2

2

1

14

2

1

1

1

15

1

1

1

2

16

1

2

1

1

17

1

1

1

2

18

2

1

2

2

19

2

2

2

2

20

1

1

1

1

21

1

1

2

1

22

2

1

2

2

23

1

2

1

1

24

2

1

1

1

25

2

1

1

1

Jumlah

37

33

35

30

92
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Formula N1

∑ = Xi
X =
n



i

n

=

2 + 1 + 1 + 2 + .... + 2
25

=

37
= 1,48
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 1,48)2 + (1 − 1,48)2 + (1 − 1,48)2 + (2 − 1,48)2 + .... + (2 − 1,48)2
25
6,24
25

= 0,2496


S = S2
S = 0,2496
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,48 − (1,96.0,49 / 25 ) ≤ µ ≤ (1,48 − (1.96.0,49 / 25)
P (1,48 − 0,19) ≤ µ ≤ (1,48 + 0,19)
P (1,67 ≤ µ ≤ 1,29)

93
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Formula N2

∑ = Xi
X =
n



i

n

=

2 + 1 + 1 + 2 + .... + 1
25

=

33
= 1,32
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 1,32)2 + (1 − 1,32)2 + (1 − 1,32)2 + (2 − 1,32)2 + .... + (1 − 1,32)2
25
5,44
25

= 0,2176


S = S2
S = 0,2176
S = 0,46



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,32 − (1,96.0,46 / 25 ) ≤ µ ≤ (1,32 − (1.96.0,46 / 25)
P (1,32 − 0,18) ≤ µ ≤ (1,32 + 0,18)
P(1,5 ≤ µ ≤ 1,14)

94
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Formula N3

∑ = Xi
X =
n



i

n

=

1 + 1 + 2 + 1 + .... + 1
25

=

35
= 1,4
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(1 − 1,4)2 + (1 − 1,4)2 + (2 − 1,4)2 + (1 − 1,4)2 + .... + (1 − 1,4)2
25
6
25

= 0,24


S = S2
S = 0,24
S = 0,48



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,4 − (1,96.0,48 / 25 ) ≤ µ ≤ (1,4 − (1.96.0,48 / 25)
P(1,4 − 0,18) ≤ µ ≤ (1,4 + 0,18)
P(1,58 ≤ µ ≤ 1,22)

95
Universitas Sumatera Utara

Lampiran 13.(Lanjutan)
Formula N4

∑ = Xi
X =
n



i

n

=

1 + 1 + 1 + 1 + .... + 1
25

=

33
= 1,2
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(1 − 1,2)2 + (1 − 1,2)2 + (1 − 1,2)2 + (1 − 1,2)2 + .... + (1 − 1,2)2
25
4
25

= 0,16


S = S2
S = 0,16
S = 0,4



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,2 − (1,96.0,4 / 25 ) ≤ µ ≤ (1,2 − (1.96.0,4 / 25)
P(1,2 − 0,18) ≤ µ ≤ (1,2 + 0,18)
P(1,35 ≤ µ ≤ 1,05)

96
Universitas Sumatera Utara

Lampiran 14.Hasil uji ketahanan wangi pada ruangan kipas
Minggu 1
Formula
Panelis
N1

N2

N3

N4

1

4

4

3

2

2

3

4

3

3

3

4

3

4

3

4

3

3

3

2

5

4

4

3

3

6

4

3

3

3

7

3

4

4

3

8

3

3

3

3

9

4

4

4

3

10

3

3

4

3

11

3

3

3

3

12

4

3

3

3

13

3

3

2

3

14

3

3

2

3

15

4

3

3

2

16

3

3

2

3

17

4

3

3

4

18

3

3

3

2

19

3

3

3

3

20

3

3

3

2

21

4

3

4

4

22

3

3

3

3

23

4

4

3

3

24

3

3

3

4

25

4

3

3

4

Jumlah

86

81

77

74

97
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

4 + 3 + 4 + 3 + .... + 4
25

=

86
= 3,44
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(4 − 3,44)2 + (3 − 3,44)2 + (4 − 3,44)2 + (3 − 3,44)2 + .... + (4 − 3,44)2
25
6,16
25

= 0,2464


S = S2
S = 0,2464
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (3,44 − (1,96.0,49 / 25 ) ≤ µ ≤ (3,44 − (1.96.0,49 / 25)
P (3,44 − 0,19) ≤ µ ≤ (3,44 + 0,19)
P(3,63 ≤ µ ≤ 3,25)

98
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

4 + 4 + 3 + 3 + .... + 3
25

=

81
= 3,24
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(4 − 3,24)2 + (4 − 3,24)2 + (3 − 3,24)2 + (3 − 3,24)2 + .... + (3 − 3,24)2
25
4,56
25

= 0,1824


S = S2
S = 0,1824
S = 0,42



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,24 − (1,96.0,42 / 25 ) ≤ µ ≤ (3,24 − (1.96.0,42 / 25)
P(3,24 − 0,16) ≤ µ ≤ (3,24 + 0,16)
P(3,4 ≤ µ ≤ 3,08)

99
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

3 + 3 + 4 + 3 + .... + 3
25

=

77
= 3,08
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(3 − 3,08)2 + (3 − 3,08)2 + (4 − 3,08)2 + (3 − 3,08)2 + .... + (3 − 3,08)2
25
11,2256
25

= 0,449


S = S2
S = 0,449
S = 0,67



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(3,08 − (1,96.0,67 / 25 ) ≤ µ ≤ (3,08 − (1.96.0,67 / 25)
P(3,08 − 0,26) ≤ µ ≤ (3,08 + 0,26)
P(3,34 ≤ µ ≤ 2,82)

100
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

2 + 3 + 3 + 3 + .... + 2
25

=

74
= 2,96
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 2,96)2 + (3 − 2,96)2 + (3 − 2,96)2 + (3 − 2,96)2 + .... + (2 − 2,96)2
25
8,96
25

= 0,3584


S = S2
S = 0,3584
S = 0,59



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (2,96 − (1,96.0,59 / 25 ) ≤ µ ≤ (2,96 − (1.96.0,59 / 25)
P(2,96 − 0,23) ≤ µ ≤ (2,96 + 0,23)
P(3,19 ≤ µ ≤ 2,73)

101
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
Minggu 2
Formula
Panelis
N1

N2

N3

N4

1

3

2

2

2

2

2

3

2

1

3

2

2

2

2

4

3

3

2

2

5

2

2

2

2

6

3

3

2

2

7

2

2

2

1

8

3

3

2

2

9

2

2

2

1

10

3

2

2

2

11

2

2

2

1

12

2

3

3

2

13

3

2

2

2

14

2

2

2

1

15

2

3

2

2

16

3

2

2

2

17

2

3

2

2

18

3

2

2

2

19

2

2

2

2

20

3

3

2

2

21

2

2

2

1

22

3

3

2

2

23

3

2

2

2

24

2

2

2

1

25

2

2

2

1

Jumlah

61

59

51

42

102
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

3 + 2 + 2 + 3 + .... + 2
25

=

61
= 2,44
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(3 − 2,44)2 + (2 − 2,44)2 + (2 − 2,44)2 + (3 − 2,44)2 + .... + (2 − 2,44)2
25
6,16
25

= 0,2464


S = S2
S = 0,2464
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (2,44 − (1,96.0,49 / 25 ) ≤ µ ≤ (2,44 − (1.96.0,49 / 25)
P (2,44 − 0,19) ≤ µ ≤ (2,44 + 0,19)
P(2,63 ≤ µ ≤ 2,25)

103
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

2 + 3 + 2 + 3 + .... + 2
25

=

59
= 2,36
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 2,36)2 + (3 − 2,36)2 + (2 − 2,36)2 + (3 − 2,36)2 + .... + (2 − 2,36)2
25
5,76
25

= 0,2304


S = S2
S = 0,2304
S = 0,48



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (2,36 − (1,96.0,48 / 25 ) ≤ µ ≤ (2,36 − (1.96.0,48 / 25)
P (2,36 − 0,18) ≤ µ ≤ (2,36 + 0,18)
P(2,54 ≤ µ ≤ 2,18)

104
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

2 + 2 + 2 + 2 + .... + 2
25

=

51
= 2,04
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 2,04)2 + (2 − 2,04)2 + (2 − 2,04)2 + (2 − 2,04)2 + .... + (2 − 2,04)2
25
0,96
25

= 0,0384


S = S2
S = 0,0384
S = 0,19



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(2,04 − (1,96.0,19 / 25 ) ≤ µ ≤ (2,04 − (1.96.0,19 / 25)
P(2,04 − 0,074) ≤ µ ≤ (2,04 + 0,074)
P(2,11 ≤ µ ≤ 1,96)

105
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

2 + 1 + 2 + 2 + .... + 1
25

=

42
= 1,68
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 1,68)2 + (1 − 1,68)2 + (2 − 1,68)2 + (2 − 1,68)2 + .... + (1 − 1,68)2
25
5,44
25

= 0,2176


S = S2
S = 0,2176
S = 0,46



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,68 − (1,96.0,46 / 25 ) ≤ µ ≤ (1,68 − (1.96.0,46 / 25)
P(1,68 − 0,18) ≤ µ ≤ (1,68 + 0,18)
P(1,86 ≤ µ ≤ 1,5)

106
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
Minggu 3
Formula
Panelis
N1

N2

N3

N4

1

2

2

1

1

2

1

1

1

1

3

2

2

1

2

4

2

1

1

1

5

1

2

2

1

6

2

1

1

1

7

2

2

1

1

8

2

1

1

1

9

1

1

2

1

10

1

1

1

1

11

1

1

2

1

12

2

1

1

1

13

1

2

2

1

14

2

1

1

1

15

1

1

1

2

16

1

2

1

1

17

2

1

1

2

18

2

1

2

2

19

2

2

2

1

20

1

1

1

1

21

1

2

1

2

22

2

1

1

1

23

1

2

1

1

24

1

1

1

1

25

1

1

1

1

Jumlah

37

34

31

30

107
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN1

∑ = Xi
X =
n



i

n

=

2 + 1 + 2 + 2 + .... + 1
25

=

37
= 1,48
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 1,48)2 + (1 − 1,48)2 + (2 − 1,48)2 + (2 − 1,48)2 + .... + (1 − 1,48)2
25
6,24
25

= 0,2496


S = S2
S = 0,2496
S = 0,49



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,48 − (1,96.0,49 / 25 ) ≤ µ ≤ (1,48 − (1.96.0,49 / 25)
P(1,48 − 0,19) ≤ µ ≤ (1,48 + 0,19)
P(1,67 ≤ µ ≤ 1,29)

108
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN2

∑ = Xi
X =
n



i

n

=

2 + 1 + 2 + 1 + .... + 1
25

=

34
= 1,36
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(2 − 1,36)2 + (1 − 1,48)2 + (2 − 1,48)2 + (1 − 1,48)2 + .... + (1 − 1,48)2
25
5,76
25

= 0,2304


S = S2
S = 0,2304
S = 0,48



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,36 − (1,96.0,48 / 25 ) ≤ µ ≤ (1,36 − (1.96.0,48 / 25)
P (1,36 − 0,18) ≤ µ ≤ (1,36 + 0,18)
P(1,54 ≤ µ ≤ 1,18)

109
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN3

∑ = Xi
X =
n



i

n

=

1 + 1 + 1 + 1 + .... + 1
25

=

31
= 1,24
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(1 − 1,24)2 + (1 − 1,24)2 + (1 − 1,24)2 + (1 − 1,24)2 + .... + (1 − 1,24)2
25
4,56
25

= 0,1824


S = S2
S = 0,1824
S = 0,42



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P(1,24 − (1,96.0,42 / 25 ) ≤ µ ≤ (1,24 − (1.96.0,42 / 25)
P(1,24 − 0,16) ≤ µ ≤ (1,24 + 0,16)
P(1,4 ≤ µ ≤ 1,08)

110
Universitas Sumatera Utara

Lampiran 14.(Lanjutan)
FormulaN4

∑ = Xi
X =
n



i

n

=

1 + 1 + 2 + 1 + .... + 1
25

=

30
= 1,2
25

∑ (Xi − X )
=

2

n



S2

=

=

i

n

(1 − 1,2)2 + (1 − 1,2)2 + (2 − 1,2)2 + (1 − 1,2)2 + .... + (1 − 1,2)2
25
4
25

= 0,16


S=

S2

S = 0,16
S = 0,4



P( X − (1,96.S / n ) ≤ µ ≤ ( X − (1,96.S / n )

P (1,2 − (1,96.0,4 / 25 ) ≤ µ ≤ (1,2 − (1.96.0,4 / 25)
P(1,2 − 0,16) ≤ µ ≤ (1,2 + 0,16)
P(1,35 ≤ µ ≤ 1,05)

111
Universitas Sumatera Utara