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Finding test of hypothesis on each of regression coefficient

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Reference no: EM1318562

Predictor

Coef.

StDev.

Constant

20.00

10.00

X1

-1.00

0.25

X2

12.00

8.00

X3

-15.00

5.00

 

SOURCE

DF

SS

MS

F

Regression

3

7,500.00

 

 

Error

18

 

 

 

Total

21

10,000.0

 

 

a) Complete the ANOVA table.  

b) Carry out a global test of hypothesis, using the 0.05 significance level. Can you conclude that any of the net regression coefficients are different from zero?

c) Carry out a test of hypothesis on each of regression coefficients. Could you delete any of the variables?

Reference no: EM1318562

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