190
Perhitungan Anava :
a. Faktor Koreksi
Faktor Koreksi FK =
=
= = 1020,833
b. Derajat Bebas db
db sampel db
a
= a – 1
= 4 – 1
= 3 db panelis db
b
= b – 1
= 30 – 1
= 29 db error db
c
= db
t
– db
a
- db
b
= 119 – 3 – 29
= 87 db total db
t
= a × b – 1
= 40 × 3 – 1
= 119
191
c. Jumlah Kuadrat JK
JK sampel JK
a
=
-
=
+
+
+
-
= +
+ +
– 1020,833 = 1043,00
– 1020,833 = 22,167
JK panelis JK
b
=
-
=
+
+
. . . . +
-
= +
+ . . .
. + –
1020,833 = 1078,5
– 1020,833 = 57,667
JK error JK
c
= JK
t
– JK
a
– JK
b
= 109,167 – 22,167 – 57,667
= 29,333 JK total JK
t
=
X
2
= 4
2
+ 4
2
+ 4
2
+ 3
2
. . . . 3
2
– 1020,833 = 1130
– 1020,833 = 109,167
192
d. Rerata Jumlah Kuadrat MK
MK sampel MK
a
=
= = 7,389
MK panelis MK
b
=
= = 1,989
MK error MK
c
=
= = 0,337
e. F Hitung
F
o
=
= = 21,915
Tabel Hasil Perhitungan Anava :
Sumber Variasi db
JK MK
F
hitung
F
t 5
Sampel a 3
22,167 7,389
21,915 2,709
Panelis b 29
57,667 1,989
Error c 87
29,333 0,337
Total 119
109,167
193
Perhitungan Uji Tukey :
a. Standar Error S
e
S
e
=
√
=
√
= 0,1060
b. Nilai Pembanding
Nilai LSD 5, db
e
= 87, a = 4 pada tabel studentized range adalah 3,69. Nilai pembanding
= Standar Error x Nilai
Least Significant Difference
= 0,1060 × 3,69 = 0,391
c. Selisih rata-rata antar sampel
Sampel Mean
K 0 3,30
A 60 3,27
B 70 2,87
C 80 2,23
Sampel K 0 – Sampel A 60 = 3,30 – 3,27
= 0,03 Sampel K 0
– Sampel B 70 = 3,30 – 2,87 = 0,43
Sampel K 0 – Sampel C 80 = 3,30 – 2,23
= 1,07
194
Sampel A 60 – Sampel B 70 = 3,27 – 2,87
= 0,40 Sampel A 60
– Sampel C 80 = 3,27 – 2,23 = 1,03
Sampel B 70 – Sampel C 80 = 2,87 – 2,23
= 0,63
Tabel Hasil Perhitungan Uji Tukey :
Perbandingan Antar Sampel
Selisih Rata-Rata Antar Sampel
Nilai Pembanding
Keterangan
K 0 A 60
0,03 0,391
Tidak Berbeda B 70
0,43 0,391
Berbeda C 80
1,07 0,391
Berbeda A 60
B 70 0,40
0,391 Berbeda
C 80 1,03
0,391 Berbeda
B 70 C 80
0,63 0,391
Berbeda
195
2. Analisis Varians Aspek Warna Bagian Dalam
Data Hasil Uji Inderawi :
No. Panelis
Kode Aspek Warna Bagian Dalam
Jumlah 110
442 606
288 1
P-01 4
3 4
3 14
2 P-02
3 3
3 2
11 3
P-03 4
4 4
3 15
4 P-04
4 4
3 3
14 5
P-05 4
3 3
2 12
6 P-06
2 2
2 1
7 7
P-07 3
4 3
2 12
8 P-08
4 4
3 3
14 9
P-09 3
2 1
1 7
10 P-10
4 4
3 2
13 11
P-11 2
2 3
4 11
12 P-12
4 4
4 3
15 13
P-13 3
3 3
2 11
14 P-14
3 2
2 1
8 15
P-15 4
4 4
4 16
16 P-16
4 3
2 2
11 17
P-17 4
4 3
3 14
18 P-18
2 3
1 2
8 19
P-19 3
3 3
2 11
20 P-20
4 2
3 3
12 21
P-21 2
1 1
1 5
22 P-22
4 4
4 4
16 23
P-23 4
3 2
2 11
24 P-24
3 2
2 2
9 25
P-25 4
3 3
3 13
26 P-26
3 2
2 1
8 27
P-27 4
4 3
2 13
28 P-28
4 4
3 3
14 29
P-29 3
3 2
2 10
30 P-30
3 2
1 1
7 Jumlah
102 91
80 69
342 Rata-rata
3,40 3,03
2,67 2,30
196
Perhitungan Anava :
a. Faktor Koreksi
