Multiple Cholce 0.1352 0.1563 0.8446 0.8648
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Multiple Cholce
0.1352
0.1563
0.8446
0.8648

Transcribed Image Text:A marketing analyst wants to examine the relationship between sales (in $1,000s) and advertising (in $100s) for firms in the food and beverage industry and
collects monthly data for 25 firms. He estimates the model:
Sales = B0 + 81 Advertising + a. The following ANOVA table shows a portion of the regression results.
df
SS
MS
Regression
1
78.79
78.79
3.59
Residual
23
504.06
21.92
Total
24
582.85
Coefficients
Standard Error
t-stat
p-value
Intercept
41.3
14.25
2.898
0.0055
Advertising
2.65
1.47
-1.803
0.0589
Which of the following is the coefficient of determination?
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