A Regression Model Between Sales (Y in $1000), Unit Price $\hat { y }$

Multiple Choice

A regression model between sales (y in $1000) , unit price (x₁ in dollars) , and television advertisement (x₂ in dollars) resulted in the following function:
$\hat { y }$ = 7 - 3x₁ + 5x₂

For this model, SSR = 3500, SSE = 1500, and the sample size is 18.To test for the significance of the model, the test statistic F is

A) 2.33.
B) .70.
C) 17.5.
D) 1.75.