Repeat Exercise 16.74 for amount spent on food away from home (FOODAWAY).

In exercise 16.74

How much more do households have to spend on food when there are children living at home?

a. Conduct a test to determine whether there is evidence of a positive linear relationship between total annual amount spent on food at home (FOODHOME) and number of children in the household (KIDS).
b. Estimate the amount spent for each additional child.