Below you are given a partial Excel output based on a sample of 16 observations.

Question

Below you are given a partial Excel output based on a sample of 16 observations.

df

SS

MS

F

4,853

2,426.5

485.3

Coefficients

Standard Error

12.924

4.425

-3.682

2.630

45.216

12.560

?

?

Refer to Exhibit 13-6. Carry out the test of significance for the parameter ?1 at the 1% level. The null hypothesis should be

Select one:

a.

None of these alternatives is correct.

b.

revised

c.

rejected

d.

not rejected

ANOVA

df

SS

MS

F

Regression

4,853

2,426.5

Residual

485.3

Coefficients

Standard Error

Intercept

12.924

4.425

x1

-3.682

2.630

x2

45.216

12.560

Explanation / Answer

1. Y = 12.924 - 3.682X1 + 45.216X2

2. There is unit increase in X1 will lead to a 3.682 unit decrease in Y when all other variables are held constant

Answer is

C . Rejected

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