The following is a partial computer output of a Multiple regression analysis of a data set containing ten sets of observ

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The following is a partial computer
output of a Multiple regression analysis of a data set containing
ten sets of observations on the dependent variable, SALES (= sales
volume in thousands of dollars), and two independent variables,
ADVT (= advertising expenditure in thousands of dollars) and REPS
(= number of sales representatives).
Analysis of Variance (ANOVA)
Source
DF
SS
MS
Regression 2
321.11
160.55
Residual Error 7

63.39 9.05
Total
9
384.50
What is the numerical value
of R2?
a) 83.51%
b) 78.79%
c) 77.72%
d) 98.75%
e) 100.00%