The manager of a human resources department wishes to predict the salary of an employee based on years of experience,x,and gender,g.(g = 1 for a male employee and 0 for a female employee).A random sample of 50 employees results in the following least-squares regression equation:
= 40,000 + 2,500 x + 1,500 g +1,000 xg.What is the least-squares regression line for predicting the salary of female employees?
A) = 40,000 + 4,000x
B) = 41,500 + 1,500g
C) = 40,000 + 2,500x
D) = 40,000 + 3,500x
E) = 41,500 + 3,500x

Question

The manager of a human resources department wishes to predict the salary of an employee based on years of experience,x,and gender,g.(g = 1 for a male employee and 0 for a female employee).A random sample of 50 employees results in the following least-squares regression equation: 
= 40,000 + 2,500 x + 1,500 g +1,000 xg.What is the least-squares regression line for predicting the salary of female employees?
A) = 40,000 + 4,000x 
B) = 41,500 + 1,500g 
C) = 40,000 + 2,500x 
D) = 40,000 + 3,500x 
E) = 41,500 + 3,500x

Quizplus · Accepted Answer

The Answer of The manager of a human resources department wishes to predict the salary of an employee based on years of experience,x,and gender,g.(g = 1 for a male employee and 0 for a female employee).A random sample of 50 employees results in the following least-squares regression equation: 
= 40,000 + 2,500 x + 1,500 g +1,000 xg.What is the least-squares regression line for predicting the salary of female employees?
A) = 40,000 + 4,000x 
B) = 41,500 + 1,500g 
C) = 40,000 + 2,500x 
D) = 40,000 + 3,500x 
E) = 41,500 + 3,500x

The Manager of a Human Resources Department Wishes to Predict