Regression analysis. The owner of a small hardware store has noted a sales pattern for window locks Problem 6 that seems to parallel the number of break-ins reported each week in the newspaper. The...

Regression analysis. The owner of a small hardware store has noted a sales pattern for window locks Problem 6
that seems to parallel the number of break-ins reported each week in the newspaper. The data are:
Sales: 46 18 20 22 27 34 14 37 30
Break-ins: 9 3 3 5 4 7 2 6 4
a. Plot the data to determine which type of equation, linear or nonlinear, is appropriate.
b. Obtain a regression equation for the data.
c. Estimate average sales when the number of break-ins is five.