A microeconomist wants to determine how corporate sales are influenced by capital and wage spending by companies. She proceeds to randomly select 26 large corporations and record information in millions of dollars. The Microsoft Excel output below shows results of this ltiple regression.

SUMMARY OUTPUT

Regression Statistics

Multiple R 0.830

R Square 0.689

Adjusted R Square 0.662

Standard Error 17501.643

Observations 26

ANOVA

df SS MS F Signif F

Regression 2 15579777040 7789888520 25.432 0.0001

Residual 23 7045072780 306307512

Total 25 22624849820

Coeff StdError t Stat p-value

Intercept 15800.0000 6038.2999 2.617 0.0154

Capital 0.1245 0.2045 0.609 0.5485

Wages 7.0762 1.4729 4.804 0.0001

Referring to the tables, which of the following values for a is the smallest for which the regression model as a whole is significant?

Select one:

a.15,800.00

b.16,520.07

c.17,277.49

d.20,455.98