Question: In Problem 12-37, ITown believes its printer sales are also related to the average price of its printers. It has collected historical data on average
Year Average Printer Prices ($)
1 ........475
2 .......490
3 .......520
4 .......420
5 .......410
6 .......370
7 .......350
8 .......300
9 .......280
10 .......250
a. Using Excel, develop the multiple regression equation for these data.
b. What is the coefficient of determination for this regression equation?
c. Determine a forecast for printer sales based on personal computer sales of 1500 units and an average printer price of $300.
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