Managing your Money A particular savings and loan corporation is interested in deter...

Managing your Money A particular savings and loan corporation is interested in determining how well the amount of money in family savings accounts can be predicted using the three independent variables—annual income, number in the family unit, and area in which the family lives. Suppose that there are two specific areas of interest to the corporation. The following data were collected, where

The following computer printout resulted when the data were analyzed.

a. Interpret and comment on the fit of the model.

b. Test for a significant regression of y on at the 5% level of significance.

d. What can be said about the utility of x3 as a predictor variable in this problem?