Question

You are trying to construct the regression equation for predicting grocery bills (bills) based on the number of family members (number). You have calculated the slope to be 33.57 and you know that the mean bill is $132.71 and the mean number is 2.71. What is the value of the intercept?

Answer 1

Answer:

A researcher wants to construct the regression equation for predicting grocery bills (BILLS) from number of people in the household (NUMBER). He has calculated the slope to be 33.57. The mean BILL is $132.71 and the mean NUMBER is 2.71.

Answer 2

Answer:

researcher wants to construct the regression equation for predicting grocery bills (BILLS) from number of people in the household (NUMBER). He has calculated the slope to be 33.57. The mean BILL is $132.71 and the mean NUMBER is 2.71.