Exhibit 15-2 A Regression Model Between Sales (Y in $1,000), Unit Price

Multiple Choice

Exhibit 15-2
A regression model between sales (y in $1,000) , unit price (x₁ in dollars) and television advertisement (x₂ in dollars) resulted in the following function: = 7 - 3x₁ + 5x₂
For this model SSR = 3500, SSE = 1500, and the sample size is 18.
-Refer to Exhibit 15-2. If we want to test for the significance of the regression model, the critical value of F at 95% confidence is

A) 3.68
B) 3.29
C) 3.24
D) 4.54