376
Demak, 90% ishonchlilik darajasida ham
X
1
va
X
3
omillarning
Y
ga
ta’siri statistik ahamiyatga ega emas. Endi biz modeldan eng yuqori
p
qiymatga ega bo‘lgan
X
1
omilni
olib tashlab,
qaytadan regressiya
parametrlarini hisoblaymiz:
normalizedX3 .6948502 .1690536 4.11 0.001 .329632 1.060068
normalizedexportX2 .2945963 .1690536 1.74 0.105 -.0706219 .6598145
normalizedY Coef. Std. Err. t P>|t| [95% Conf. Interval]
Total 14 15 .933333333 Root MSE = .22941
Adj R-squared = 0.9436
Residual .684193804 13 .052630293 R-squared = 0.9511
Model 13.3158062 2 6.6579031 Prob > F = 0.0000
F(2, 13) = 126.50
Source SS df MS Number of obs = 15
Dostları ilə paylaş: