(Choose 1 answer)
(See picture)
A. 50.9%
B. 83.0%
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 multiple regression.
C. 27.0%
D. 68.9%
SUMMARY OUTPUT
Regression Statistics
Multiple R
0.83
R Square
0.689
Adjusted R Square
0.662
Standard Error
17501.64
Observations
26
ANOVA
df
SS
MS
Regression
Residual
2 1.56E+10
7.79E+09 25.432
23 7.05E+09
3.06E+08
F
Signif F 0.0001
Total
25 2.26E-10
Coeff StdError Stat
P-value
Intercept
15800 6038.3
2.617 0.0154
Capital
0.1245 0.2045
0.609 0.5485
7.0762 1.4729
4.804 0.0001
Wages
What fraction of the variability in sales is explained by spending on capital and wages?
3
