Refer to the laboratory overhead cost and activity data for CenterHealth Center in E6- 30A. Use the high- low method to determine the laboratory€™s cost equation for total laboratory overhead. Use your results to predict total laboratory overhead if 2,800 lab tests are performed next month.
In E6-30A

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Number of Lab Tests Total Laboratory Month January Fobruary March April May June July Performed 2,700 2,500 3,500 4,000 4,600 2,000 2,250 Overhead Costs $22,900 $23,500 $29,800 $32,500 31,100 $22,000 19,100