14. rancangan penelitian : contoh Split Plot Design (SPD)
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Transcript of 14. rancangan penelitian : contoh Split Plot Design (SPD)

Contoh Soal : SPD – RAL Main Plot : Umur telur
( 1, 3, 5, 7 hari ) Sub Plot : Frek Pemutaran ( 4, 6, 8 kali/hari ) Ulangan: 3 kali Karakteristik : daya tetas (%)

Tabel 2. MP x SP x Ulg [ Transf. Arc. Sin % ]
M a i n S u b UlanganTotal
P l o t P l o t 1 2 3
F 1 56.79 67.21 63.43 187.43
U 1 F 2 63.43 67.21 67.21 197.85
F 3 71.57 71.57 67.21 210.35
S. Total 191.79 205.99 197.85 595.63
F 1 56.79 60.00 60.00 176.79
U 2 F 2 63.43 63.43 67.21 194.07
F 3 67.21 67.21 63.43 197.85
S. Total 187.43 190.64 190.64 568.71
F 1 50.77 53.73 53.73 158.23
U 3 F 2 60.00 56.79 60.00 176.79
F 3 67.21 63.43 67.21 197.85
S. Total 177.98 173.95 180.94 532.87
F 1 50.77 53.73 56.79 161.29
U 4 F 2 56.79 56.79 60.00 173.58
F 3 60.00 60.00 63.43 183.43
S. Total 167.56 170.52 180.22 518.30
Total 724.76 741.10 749.65 2215.51

Tabel 3. MP x SP
U 1 U 2 U 3 U 4
Total SP
F 1 187.43 176.79 158.23 161.29 683.74
F 2 197.85 194.07 176.79 173.58 742.29
F 3 210.35 197.85 197.85 183.43 789.48
Total MP 595.63 568.71 532.87 518.30 2215.5
1

Perhitungan Jumlah Kuadrat
1. F K = 136436.80
2. JK Total = 1082.50
3. JK S Tot 1= 481.40
4. JK M. Plot =407.8164
5. JK Galat a = 73.58

6. JK S. Tot 2 =923.6554
7. JK S. Plot= 467.6652
8. JK Interaksi =48.17383
9. JK Galat b = 85.26

Tabel 4. Analisis Variansi
S u m b e r Jumlah
Derajat
Kuadrat F F tabel
V a r i a s i
Kuadrat Bebas
Tengah hit 0.05 0.01
M. Plot 407.82 3 135.94 14.780 4.070 7.590
Galat a 73.58 8 9.20 a = 3.033
S. Total 481.40 11 KK a = 4.928 %
S. Plot 467.67 2 233.83 43.881 3.630 6.230
Interaksi 48.17 6 8.03 1.507 2.740 4.200
Galat b 85.26 16 5.33 b = 2.308
T O T A L1082.5
0 35 KK b = 3.751 %

»»» Memecah JK Main Plot
Perlakuan U 1 U 2 U 3 U 4 Ci.Ti r. Ci2 J K
Total Perl
595.63
568.71 532.87 518.30 (a) (b) (a2/b)
Linier -3 -1 1 3-
267.833 x 3 x
20398.516
2
Kuadrater 1 -1 -1 1 12.35
3 x 3 x 4
4.236736
Kubik -1 3 -3 1 30.193 x 3 x
205.06353
4
Total JK MP =407.816
4

»»» Memecah JK Sub Plot
Perlakuan F 1 F 2 F 3 Ci.Ti r. Ci2 J K
Total Perl 683.74 742.29 789.48 (a) (b) (a2/b)
Linier -1 0 1 105.74 4 x 3 x 2465.872
8
Kuadrater 1 -2 1 -11.36 4 x 3 x 61.79235
6
Total JK SP =467.665
2

Tabel 5. Analisis Variansi
S u m b e r Jumlah Derajat Kuadrat F F tabel
V a r i a s i Kuadrat Bebas Tengah hit 0.05 0.01
M. Plot 407.82 3 135.94 14.780 4.070 7.590
Linier 398.52 1 398.52 43.329 5.320 11.260
Kuadrater 4.24 1 4.24 0.461 5.320 11.260
Kubik 5.06 1 5.06 0.551 5.320 11.260
Galat a 73.58 8 9.1975 a = 3.033
S. Total 481.40 11 KK a = 4.928 %
S. Plot 467.67 2 233.83 43.881 3.630 6.230
Linier 465.87 1 465.87 87.425 4.490 8.530
Kuadrater 1.79 1 1.79 0.336 4.490 8.530
Interaksi 48.17 6 8.03 1.507 2.740 4.200
Galat b 85.26 16 5.3288 b = 2.308
T O T A L 1082.50 35 KK b = 3.751 %

»»» Uji Beda Nyata Terkecil (BNT) «««
»»» Untuk Main Plot
BNT 0.05= 2.3060 x 1.4296 = 3.2968
BNT 0.01= 3.3550 x 1.4296 = 4.7965
U 1 U 2 U 3 U 4
Rataan 66.1811 63.1900 59.207
8 57.588
9
U 4 8.5922 5.6011 1.6189 -
U 3 6.9733 3.9822 -
U 2 2.9911 -
U 1 -

»»» Untuk Sub Plot
BNT 0.05= 2.1200 x 0.9424 = 1.9979
BNT 0.01= 2.9210 x 0.9424 = 2.7528
F 1 F 2 F 3
Rataan56.978
3 61.857
5 65.790
0
F 3 8.8117 3.9325 -
F 2 4.8792 -
F 1 -

»»» Untuk Antar Sub Plot dalam tiap Main Plot
BNT 0.05= 2.1200 x 1.8848 = 3.9958
BNT 0.01= 2.9210 x 1.8848 = 5.5056
Main F 1 F 2 F 3
PlotRataa
n 62.4767 65.9500 70.1167
F 3 7.6400 4.1667 -
U 1 F 2 3.4733 -
F 1 -
F 1 F 2 F 3
Rataan 58.9300 64.6900 65.9500
F 3 7.0200 1.2600 -
U 2 F 2 5.7600 -
F 1 -

BNT 0.05= 2.1200 x 1.8848 = 3.9958
BNT 0.01= 2.9210 x 1.8848 = 5.5056
Main F 1 F 2 F 3
Plot Rataan52.743
3 58.930
0 65.950
0
F 3
13.2067 7.0200 -
U 3 F 2 6.1867 -
F 1 -
F 1 F 2 F 3
Rataan53.763
3 57.860
0 61.143
3
F 3 7.3800 3.2833 -
U 4 F 2 4.0967 -
F 1 -

»»» Untuk Antar Main Plot dalam setiap Sub Plot
BNT 0.05=
2.2062 x 1.8413 = 4.0622
BNT 0.01=
3.1220 x 1.8413 = 5.7486
Sub U 1 U 2 U 3 U 4
PlotRataa
n62.476
7 58.9300 52.7433 53.7633
U 4 8.7133 5.1667 1.0200 -
F 1 U 3 9.7333 6.1867 -
U 2 3.5467 -
U 1 -

BNT 0.05=
2.2062 x 1,8413 = 4,0622
BNT 0.01=
3.1220 x 1,8413 = 5,7486
Sub U 1 U 2 U 3 U 4
PlotRataa
n65.950
0 64.6900 58.9300 57.8600
U 4 8.0900 6.8300 1.0700 -
F 2 U 3 7.0200 5.7600 -
U 2 1.2600 -
U 1 -

BNT 0.05=2.206
2 x 1,8413 = 4,0622
BNT 0.01=3.122
0 x 1,8413 = 5,7486
Sub U 1 U 2 U 3 U 4
PlotRataa
n 70.1167 65.9500 65.9500 61.1433
U 4 8.9733 4.8067 4.8067 -
F 3 U 3 4.1667 0.0000 -
U 2 4.1667 -
U 1 -

N = 36 Y = 2215.51
X = 144.00 Y2 =137429.29
01
X2 = 756.0000 Y bar = 61.54
X bar = 4.00 XY = 8594.2100
x2 = X2 - ( X )2 / N = 180
y2 = Y2 - ( Y )2 / N =
1082.49676
xy = XY - ( X)(Y) / N = -267.83
Regresi Pada Main Plot

Koefisien regresi ( b ) = xy / x2 = - 1.48794444
Intersep ( a ) = Y bar - ( b ) ( X bar ) = 67.49372222
Persamaan Garis Regresi Linier : Y = 67.4937222 - 1.48794444 X
Koefisien Determinasi ( r2 ) = ( JK Regresi / JK Total ) x 100 % = 36.815 Persen
Koefisien Korelasi ( r ) = ( JK Regresi / JK Total ) = 0.6067

Regresi
55
60
65
70
1 3 5 7
Umur Telur (hari)
Day
a Te
tas
Linier

Regresi Pada Sub Plot
N = 36 Y = 2215.51
X = 216 Y2 =137429.29
01
X2 = 1392 Y bar = 61.54
X bar = 6 XY = 13504.54
x2 = X2 - ( X )2 / N = 96
y2 = Y2 - ( Y )2 / N =
1082.49676
xy = XY - ( X)(Y) / N = 211.48

Koefisien regresi ( b ) = xy / x2 = 2.20291667
Intersep ( a ) = Y bar - ( b ) ( X bar ) = 48.3244444
Persamaan Garis Regresi Linier :
Y = 48.3244444 + 2.20291667 X
Koefisien Determinasi ( r2 ) = ( JK Regresi / JK Total ) x 100 % = 43.037 Persen
Koefisien Korelasi ( r ) = ( JK Regresi / JK Total ) = 0.6560

Regresi
55
60
65
70
4 6 8
Frekuensi Pemutaran
Day
a T
etas
Linier