Exhibit 15-8 The Following Estimated Regression Model Was Developed Relating Yearly Income

question 89

Multiple Choice

Exhibit 15-8
The following estimated regression model was developed relating yearly income (y in $1,000s) of 30 individuals with their age (x₁) and their gender (x₂) (0 if male and 1 if female) . = 30 + 0.7x₁ + 3x₂
Also provided are SST = 1,200 and SSE = 384.
-Refer to Exhibit 15-8. If we want to test for the significance of the model, the critical value of F at a 5% significance level is

• A)3.33
• B)3.35
• C)3.34
• D)2.96

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