P8

that caters to the do-it-yourself home remodeling market. In 2007, 33 stores were operated in small to medium-size metropolitan markets. An in-house study of sales by these outlets revealed the following (standard errors in parentheses):that caters to the do-it-yourself home remodeling market. In 2007, 33 stores were operated in small to medium-size metropolitan markets. An in-house study of sales by these outlets revealed the following (standard errors in parentheses):

Q= 4 - 5P + 2A + 0.2I + 0.25HF (3) (1.8) (0.7) (0.1)(0.1)P5.9Multiple Regression. Colorful Tile, Inc., is a rapidly growing chain of ceramic tile outlets that caters to the do-it-yourself home remodeling market. In 2007, 33 stores were operated in small to medium-size metropolitan markets. An in-house study of sales by these outlets revealed the following (standard errors in parentheses):

Q= 4 - 5P + 2A + 0.2I + 0.25HF (3) (1.8) (0.7) (0.1)(0.1)

R2= 93%, Standard Error of the Estimate = 6.

Here, Q is tile sales (in thousands of cases), P is tile price (per case), A is advertising that caters to the do-it-yourself home remodeling market. In 2007, 33 stores were operated in small to medium-size metropolitan markets. An in-house study of sales by these outlets revealed the following (standard errors in parentheses):

Q= 4 - 5P + 2A + 0.2I + 0.25HF (3) (1.8) (0.7) (0.1)(0.1)that caters to the do-it-yourself home remodeling market. In 2007, 33 stores were operated in small to medium-size metropolitan markets. An in-house study of sales by these outlets revealed the following (standard errors in parentheses):

Q= 4 - 5P + 2A + 0.2I + 0.25HF (3) (1.8) (0.7) (0.1)(0.1)