Ken Howard, financial analyst at KMW Corporation, is examining the behavior of quarterly maintenance costs for budgeting purposes. Howard collects the following data on machine hours worked and maintenance costs for the past 12 quarters: Quarter Machine-Hours 20,000 24,000 22,000 26,000 18,000 ITT Maintenance Costs $ 41,000 48,000 44,000 52,000 38,000 47,000 43,000 51,000 21,000 42,000 25,000 49,000 11 28,000 56,000 12 27,000 57,000 1234567890=2 23,000 21,000 25,000 Required: 1. Estimate the cost function for the quarterly data using the high-low method. 2. Apply Excel to estimated cost function based on the regression method. Plot the results and explain the main contents of the regression table. 3. Howard anticipates that KMW will operate machines for 30,000 hours in quarter 13. Calculate the predicted maintenance costs in quarter 13 using the cost function estimated in requirement 1 and requirement 2. Comment on the accuracy of both methods and which one you will select for future estimation?
Ken Howard, financial analyst at KMW Corporation, is examining the behavior of quarterly maintenance costs for budgeting purposes. Howard collects the following data on machine hours worked and maintenance costs for the past 12 quarters: Quarter Machine-Hours 20,000 24,000 22,000 26,000 18,000 ITT Maintenance Costs $ 41,000 48,000 44,000 52,000 38,000 47,000 43,000 51,000 21,000 42,000 25,000 49,000 11 28,000 56,000 12 27,000 57,000 1234567890=2 23,000 21,000 25,000 Required: 1. Estimate the cost function for the quarterly data using the high-low method. 2. Apply Excel to estimated cost function based on the regression method. Plot the results and explain the main contents of the regression table. 3. Howard anticipates that KMW will operate machines for 30,000 hours in quarter 13. Calculate the predicted maintenance costs in quarter 13 using the cost function estimated in requirement 1 and requirement 2. Comment on the accuracy of both methods and which one you will select for future estimation?
Managerial Accounting
15th Edition
ISBN:9781337912020
Author:Carl Warren, Ph.d. Cma William B. Tayler
Publisher:Carl Warren, Ph.d. Cma William B. Tayler
Chapter6: Cost-volume-profit Analysis
Section: Chapter Questions
Problem 1CMA: Taylor Corporation is analyzing the cost behavior of three cost items, A, B, and C, to budget for...
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