Lampiran 4. Lanjutan
b. Persamaan Regresi Kedua
The regression equation is Y = 58,2 - 0,0113 X1 + 0,000001 X2 + 19,8 X3 - 10,8 X4 - 1,61 X5
Predictor Coef SE Coef T P Constant 58,17 17,61 3,30 0,001
X1 -0,011273 0,004461 -2,53 0,013 X2 0,00000149 0,00000073 2,04 0,043
X3 19,754 1,549 12,75 0,000 X4 -10,764 6,466 -1,66 0,098
X5 -1,6147 0,9269 -1,74 0,084 S = 26,1457 R-Sq = 69,8 R-Sqadj = 68,7
Analysis of Variance Source DF SS MS F P
Regression 5 225809 45162 66,07 0,000 Residual Error 143 97754 684
Total 148 323563 Source DF Seq SS
X1 1 56612 X2 1 55192
X3 1 110553 X4 1 1378
X5 1 2075 Unusual Observations
Obs X1 Y Fit SE Fit Residual St Resid 16 388 219,00 160,16 5,44 58,84 2,30R
26 420 233,60 105,71 4,34 127,89 4,96R 44 291 240,90 232,37 9,11 8,53 0,35 X
48 452 210,00 144,45 6,60 65,55 2,59R 85 117 255,50 241,68 10,11 13,82 0,57 X
111 116 233,60 177,35 4,98 56,25 2,19R 120 159 113,15 176,60 7,34 -63,45 -2,53R
122 1313 87,60 139,18 5,55 -51,58 -2,02R 123 3569 25,50 10,05 12,33 15,45 0,67 X
127 1073 87,60 142,33 4,88 -54,73 -2,13R 128 925 29,20 67,62 14,30 -38,42 -1,76 X
133 370 73,00 125,66 2,84 -52,66 -2,03R 139 162 80,30 142,91 4,90 -62,61 -2,44R
R denotes an observation with a large standardized residual. X denotes an observation whose X value gives it large leverage.
c. Persamaan Regresi Ketiga
The regression equation is Y = 40,1 - 0,0114 X1 + 0,000002 X2 + 19,8 X3 - 9,08 X4
Predictor Coef SE Coef T P Constant 40,06 14,32 2,80 0,006
Universitas Sumatera Utara
X1 -0,011371 0,004492 -2,53 0,012 X2 0,00000156 0,00000074 2,11 0,036
X3 19,816 1,560 12,71 0,000 X4 -9,076 6,438 -1,41 0,161
S = 26,3298 R-Sq = 69,1 R-Sqadj = 68,3
Lampiran 4. Lanjutan
Analysis of Variance Source DF SS MS F P
Regression 4 223735 55934 80,68 0,000 Residual Error 144 99829 693
Total 148 323563 Source DF Seq SS
X1 1 56612 X2 1 55192
X3 1 110553 X4 1 1378
Unusual Observations Obs X1 Y Fit SE Fit Residual St Resid
16 388 219,00 156,27 5,00 62,73 2,43R 26 420 233,60 101,07 3,45 132,53 5,08R
44 291 240,90 227,03 8,63 13,87 0,56 X 48 452 210,00 143,59 6,62 66,41 2,61R
74 996 80,30 102,45 8,99 -22,15 -0,89 X 85 117 255,50 248,14 9,47 7,36 0,30 X
111 116 233,60 173,31 4,44 60,29 2,32R 120 159 113,15 180,49 7,05 -67,34 -2,65R
123 3569 25,50 4,88 12,05 20,62 0,88 X 128 925 29,20 63,89 14,24 -34,69 -1,57 X
132 1644 54,75 109,88 5,29 -55,13 -2,14R 133 370 73,00 126,12 2,84 -53,12 -2,03R
134 1370 80,30 132,23 5,46 -51,93 -2,02R 139 162 80,30 148,30 3,83 -68,00 -2,61R
140 365 65,70 121,50 3,91 -55,80 -2,14R R denotes an observation with a large standardized residual.
X denotes an observation whose X value gives it large leverage.
d. Persamaan Regresi Keempat
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