The regression equation to predict the job performance of new hires based on age

Question

The regression equation to predict the job performance of new hires based on age, GPA and gender (female = 1 and male = 0) is:

Job_Performance = -60.8 + 4.80 Age + 1.44 GPA + 9.06 Gender.

Which of the following is the correct interpretation for the regression coefficient of Gender?

A)The regression coefficient is not significantly different from zero.

B)The regression coefficient indicates that the job performance score for a male will, on average, be 9.06 points lower than for a female.

C)The regression coefficient indicates that the job performance score for a female will, on average, be 9.06 points lower than for males of the same age and GPA.

D)The regression coefficient indicates that the job performance score for a female will, on average, be 9.06 points lower than for a male.

E)The regression coefficient indicates that the job performance score for a male will, on average, be 9.06 points lower than for a female of the same age and GPA.

Explanation / Answer

C)The regression coefficient indicates that the job performance score for a female will, on average, be 9.06 points lower than for males of the same age and GPA.

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