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

question 109

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) . Also provided are SST = 1,200 and SSE = 384.
-Refer to Exhibit 15-8. The multiple coefficient of determination is

• A)0.32
• B)0.42
• C)0.68
• D)0.50