Phoenix Lumber Company uses the number of construction permits issued to help estimate demand (sales). The firm collected the following data on annual sales and number of construction permits issued in its market area: (a)Which variable is the dependent variable and which is the independent variable?
(b)Determine the estimated regression line.
(c)Test the hypothesis (at the .05 significance level) that there is no relationship between the variables.
(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 2010. What would be the point estimate of Phoenix Lumber Company's sales for 2010?

Question

Phoenix Lumber Company uses the number of construction permits issued to help estimate demand (sales). The firm collected the following data on annual sales and number of construction permits issued in its market area:  (a)Which variable is the dependent variable and which is the independent variable?
(b)Determine the estimated regression line.
(c)Test the hypothesis (at the .05 significance level) that there is no relationship between the variables.
(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 2010. What would be the point estimate of Phoenix Lumber Company's sales for 2010?

Quizplus · Accepted Answer

The Answer is (a)Dependent variable (Y) -Sales
Independent variable (X) -No. of construction permits issued
(b)

(a)Dependent variable (Y) -Sales Independent variable (X) -No. of construction permits issued (b) (c) (d) (e) (f)X = 8,000 Y = 6.4648 + .5962(8.00) = 11.234 Estimated sales for Phoenix Lumber Company in 2010 would be $11.234 million.

(c)

(d)

(e)

(f)X = 8,000
Y = 6.4648 + .5962(8.00) = 11.234 Estimated sales for Phoenix Lumber Company in 2010 would be $11.234 million.

Phoenix Lumber Company Uses the Number of Construction Permits Issued