Question
Regression analysis was applied between sales data (in $1,000s) and advertising data (in $100s) and the following information was obtained. y^= 12 + 1.8 x
Regression analysis was applied between sales data (in $1,000s) and advertising data (in $100s) and the following information was obtained.
y^= 12 + 1.8 x
n = 17
SSR = 225
SSE = 75
s b1 = 0.2683
Refer to Exhibit 12-2. The t statistic for testing the significance of the slope is
| a. | 1.80 |
| b. | 1.96 |
| c. | 6.709 |
| d. | 0.555 |
Step by Step Solution
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Given the regression line is y 12 1...
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Mathematical Statistics With Applications In R
Authors: Chris P. Tsokos, K.M. Ramachandran
2nd Edition
124171133, 978-0124171138
