Kooperatif Tipe Teams Games Tournament\Lampiran lampiran\1.RPP,LKS\KUNCI JAWABAN
KUNCI JAWABAN DI MEJA TURNAMEN
Meja Turnamen Kelas Tinggi
1. Banyak siswa 3 + 12 + x +36 + 24 +29 + Y + 9 = 120 ................................. 2
x y 120 84 .................................................................................... 2
x y 36
.........................................................................................
..
2
Kelas modus 81 – 85................................................................................. 1
d1
Mo : L + I .
............................................................................... 1
d1 d 2
36 x
83 80,5 5
36 x 36 24
.............................................................
2
5(36 x)
................................................................................... 2
48 x
120 2,5 x 180 5 x ..........................................................................
2,5
1
2,5 x 60 ............................................................................................
X = 24 .............................................................................................
X + Y = 36 .........................................................................................
Y = 36 – 24
Y = 12 ...............................................................................................
Jadi nilai x : 24 dan y : 12 ......................................................................
1
2
1
1
2
1
2. Pendapatan
A=
1
E ………………………………………………………………… 2
2
B = A + 100.000 =
1
E 100.000 ……………………………………… 2
2
C = A + 150.000 =
1
E 150.000 ........................................................... 2
2
D = E – 180.000 …………………………………………………………
x
2
A B CD E
………………………………………………… 1
5
3.
Diperoleh E = Rp 730.000,00 …………………………………………..
2
Sehingga D = Rp 550.000,00 ……………………………………………
2
Tinggi
151 – 155
156 – 160
161 – 165
166 – 170
121 – 175
Frekuensi
5
20
K (*)
26
7
Jika median : 163, 5 maka kelas median adalah kelas ketiga (*) ................
Median : Tb +
1
n
2
T sebelum
fQ 2
C ...................................................
1
k 58 5 20
2
5
163,5 160,5
k
1
k 29 25
5
163,5 160,5 2
k
1
k 4
2
5
163,5 160,5
k
2.5k 20
3
k
3k 2.5k 20
1
2
.......................................................
2
......................................................
2
......................................................
0.5k 20
k 40
2
......................................................
2
.......................................................
1
.......................................................
1
.......................................................... 2
Meja Turnamen Kelas Sedang
1. N : 100
X1 : 7 .......................................................................................
1
N1 : 25
X2 : 8 .......................................................................................
1
1
N3 : N2 + 5 ; X3 = 7 ..............................................................................
2
1
N : N1 + N2 + N3
..................................................................................................................................
2
100 : 25 + N2 + (N2 + 5) ...........................................................................
2
N2 : 35
1
N3 : 40 .....................................................................................
1
(7 x 25) (8 x35) (7 x 40)
X :
..............................................................
2
100
2
175 280 300 755
7,55 ...........................................................
100
100
2
X :
2.
Umur
4-7
8-11
12-15
16-19
20-23
24-27
f
6
10
18
40
16
10
N
Me : L2 + 2
Tepi bawah
3,5
7,5
11,5
15,5
19,5
23,5
f2
fk
6
16
34
74
90
100
................................................
5
. C ............................................................................
1
f2
L2
: Tepi bawah kelas median : 15,5 ..................................................
1
C
: Interval kelas 4 ............................................................................
1
N
: Jumlah frekuensi : 100 .................................................................
1
: Frekensi kumulatif sebelum kelas median (6 +16 +18 = 34) ......
f2
1
Me
= 15,5 + 4
= 15,5 +
100
34
2
40
..................................................................
2
50 34
...........................................................................
10
2
= 15,5 + 1,6 = 17,1 ......................................................................
2
3. Nilai ulangan matematika
Ngab . Xgab
: Np Xp + Nw Xw ...........................................................
2
(P+w) . 58
: P . 65 + W . 54 ...............................................................
4
58P+58W
: 65P + 54 W .....................................................................
4
4W
: 7P
P 4
..............................................................
W 7
2
Jadi perbandingan jumlah siswa pria : wanita
P:W
= 4 : 7 .............................................................................
1
Meja Turnamen Kelas Rendah
1.
Pembahasan :
Nilai-nilai dalam data diurutkan:
2.
5, 6, 6, 7, 7, 8, 8, 9, 9 ……………………………………………………
2
Ukuran data n = 10 (genap) …………………………………………….
1
………………………………………………..
1
………………………………………………………
2
………………………………………………….
2
*) Data diurutkan terlebih dahulu
17 17 18 18 19 20 21 22 22 23 24 25 ....................................
2
X6 X7
*) Jangkauan : Xmax – Xmin
*) Median :
3.
2
X6 X7 20 21 41
20,5 .........................................2
2
2
2
59 60
59,5
Tb :
2
2
a : 32 . 30 = 2
b : 30 – 0 = 32
c : 44 – 40 + 1 = 5
Mb
: 25 – 17 : 8 ....................................
.............................................................
2
...........................................................
............................................................
............................................................
2
2
2
a
c ...........................................................................
a b
1
: Tb +
2
5 .......................................................................
2 32
2
5
: 59,5 +
.........................................................................
34
: 59,5 +
: 59,5 + 0,058x5
..........................................................................
2
2
2
: 59,5 + 0,29 : 59,79 ..........................................................................
1
Meja Turnamen Kelas Tinggi
1. Banyak siswa 3 + 12 + x +36 + 24 +29 + Y + 9 = 120 ................................. 2
x y 120 84 .................................................................................... 2
x y 36
.........................................................................................
..
2
Kelas modus 81 – 85................................................................................. 1
d1
Mo : L + I .
............................................................................... 1
d1 d 2
36 x
83 80,5 5
36 x 36 24
.............................................................
2
5(36 x)
................................................................................... 2
48 x
120 2,5 x 180 5 x ..........................................................................
2,5
1
2,5 x 60 ............................................................................................
X = 24 .............................................................................................
X + Y = 36 .........................................................................................
Y = 36 – 24
Y = 12 ...............................................................................................
Jadi nilai x : 24 dan y : 12 ......................................................................
1
2
1
1
2
1
2. Pendapatan
A=
1
E ………………………………………………………………… 2
2
B = A + 100.000 =
1
E 100.000 ……………………………………… 2
2
C = A + 150.000 =
1
E 150.000 ........................................................... 2
2
D = E – 180.000 …………………………………………………………
x
2
A B CD E
………………………………………………… 1
5
3.
Diperoleh E = Rp 730.000,00 …………………………………………..
2
Sehingga D = Rp 550.000,00 ……………………………………………
2
Tinggi
151 – 155
156 – 160
161 – 165
166 – 170
121 – 175
Frekuensi
5
20
K (*)
26
7
Jika median : 163, 5 maka kelas median adalah kelas ketiga (*) ................
Median : Tb +
1
n
2
T sebelum
fQ 2
C ...................................................
1
k 58 5 20
2
5
163,5 160,5
k
1
k 29 25
5
163,5 160,5 2
k
1
k 4
2
5
163,5 160,5
k
2.5k 20
3
k
3k 2.5k 20
1
2
.......................................................
2
......................................................
2
......................................................
0.5k 20
k 40
2
......................................................
2
.......................................................
1
.......................................................
1
.......................................................... 2
Meja Turnamen Kelas Sedang
1. N : 100
X1 : 7 .......................................................................................
1
N1 : 25
X2 : 8 .......................................................................................
1
1
N3 : N2 + 5 ; X3 = 7 ..............................................................................
2
1
N : N1 + N2 + N3
..................................................................................................................................
2
100 : 25 + N2 + (N2 + 5) ...........................................................................
2
N2 : 35
1
N3 : 40 .....................................................................................
1
(7 x 25) (8 x35) (7 x 40)
X :
..............................................................
2
100
2
175 280 300 755
7,55 ...........................................................
100
100
2
X :
2.
Umur
4-7
8-11
12-15
16-19
20-23
24-27
f
6
10
18
40
16
10
N
Me : L2 + 2
Tepi bawah
3,5
7,5
11,5
15,5
19,5
23,5
f2
fk
6
16
34
74
90
100
................................................
5
. C ............................................................................
1
f2
L2
: Tepi bawah kelas median : 15,5 ..................................................
1
C
: Interval kelas 4 ............................................................................
1
N
: Jumlah frekuensi : 100 .................................................................
1
: Frekensi kumulatif sebelum kelas median (6 +16 +18 = 34) ......
f2
1
Me
= 15,5 + 4
= 15,5 +
100
34
2
40
..................................................................
2
50 34
...........................................................................
10
2
= 15,5 + 1,6 = 17,1 ......................................................................
2
3. Nilai ulangan matematika
Ngab . Xgab
: Np Xp + Nw Xw ...........................................................
2
(P+w) . 58
: P . 65 + W . 54 ...............................................................
4
58P+58W
: 65P + 54 W .....................................................................
4
4W
: 7P
P 4
..............................................................
W 7
2
Jadi perbandingan jumlah siswa pria : wanita
P:W
= 4 : 7 .............................................................................
1
Meja Turnamen Kelas Rendah
1.
Pembahasan :
Nilai-nilai dalam data diurutkan:
2.
5, 6, 6, 7, 7, 8, 8, 9, 9 ……………………………………………………
2
Ukuran data n = 10 (genap) …………………………………………….
1
………………………………………………..
1
………………………………………………………
2
………………………………………………….
2
*) Data diurutkan terlebih dahulu
17 17 18 18 19 20 21 22 22 23 24 25 ....................................
2
X6 X7
*) Jangkauan : Xmax – Xmin
*) Median :
3.
2
X6 X7 20 21 41
20,5 .........................................2
2
2
2
59 60
59,5
Tb :
2
2
a : 32 . 30 = 2
b : 30 – 0 = 32
c : 44 – 40 + 1 = 5
Mb
: 25 – 17 : 8 ....................................
.............................................................
2
...........................................................
............................................................
............................................................
2
2
2
a
c ...........................................................................
a b
1
: Tb +
2
5 .......................................................................
2 32
2
5
: 59,5 +
.........................................................................
34
: 59,5 +
: 59,5 + 0,058x5
..........................................................................
2
2
2
: 59,5 + 0,29 : 59,79 ..........................................................................
1