Determine the estimated regression line

Reference no: EM1376321

Wishwell Tile Corporation uses the number of construction permits issued to help estimate demand. The company collected the following information on yearly sales and number of construction permits issued in its market area:

No. of Construction Sales

Year Permits Issued (000) (1,000,000)

19X1 6.50 10.30

19X2 6.20 10.10

19X3 6.60 10.50

19X4 7.30 10.80

19X5 7.80 11.20

19X6 8.20 11.40

19X7 8.30 11.30

(a) Which variable is the dependent variable and which is the independent variable?

(b) Determine the estimated regression line.

(d) Calculate the coefficient of determination. Give an economic interpretation to the value obtained.

(e) Perform an analysis of variance on the regression including an F-test (at the .05 significance level) of the overall significance of the results.

(f) Suppose that 8,000 construction permits are expected to be issued in 19X8. What would be the point estimate of Phoenix Lumber Company's sales for 19X8?

Reference no: EM1376321

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