Grawburg Inc. maintains a call center to take orders, answer questions, and handle complaints. The costs of the call center for a number of recent months are listed below:

Calls Taken Call Center Cost

April 7560 $ 81,960

May 7529 $ 81,773

June 7570 $ 82,025

July 7568 $ 81,997

August 7535 $ 81,816

September 7549 $ 81,895

October 7592 $ 82,156

November 7579 $ 82,092

Management believes that the cost of the call center is a mixed cost that depends on the number of calls taken.

The excel least squares regression output is as follows:

Using the output above identify the following:

What is the measure of goodness of fit? (round to 2 decimal place)

What is the variable cost per unit based on the regression equation? (round to 2 decimal place) $

What is the fixed cost portion of Inspection Costs? (round to 2 decimal place) $

Cost equation for Inspection Costs (in the linear equation format) Y=

Estimated Inspection costs when 973 units are produced (round to nearest whole dollar) $

SUMMARY OUTPUT Regression Statistics Multiple R R Square Adjusted R Square Standard Error Observations 0.998198 0.996399 0.995799 8.52932 ANOVA df gnificance F MS F Regression Residual Total 1 120783 120783 1660.264 1.46E-08 6 436.4958 72.7493 7 121219.5 Intercept X Variable 1 coefficientandard Err tstat P-value Lower 95%Upper 95%ower 95.09 pper 95.0% 35914.19 1130.169 31.77772 6.45E-08 33148.7638679.61 33148.76 38679.61 6.091077 0.149488 40.74633 1.46E-08 5.7252936.45686 5.725293 6.45686