The Following Estimated Regression Equation Was Developed Relating Yearly Income $\hat { y }$

question 46

Multiple Choice

The following estimated regression equation was developed relating yearly income (y in $1000s) of 30 individuals with their age (x₁) and their gender (x₂) (0 if male and 1 if female) .
$\hat { y }$ = 30 + .7x₁ + 3x₂


Also provided are SST = 1200 and SSE = 384.From the above linear function for multiple regression, it can be said that the expected yearly income of

• A) males is $3 more than females.
• B) females is $3 more than males.
• C) males is $3000 more than females.
• D) females is $3000 more than males.

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