Bildt-stersund AN wishes to set a flexible budget for its power costs, which are primarily a function

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Bildt-Östersund AN wishes to set a flexible budget for its power costs, which are primarily a function of machine-hours worked. Data for the first four periods follows: 


Required

1. Plot the relationship between power costs and machine-hours. 

2. Calculate the constant a and slope coefficient b of the function y = a + bX using (i) the high–low approach, and (ii) the regression approach. Comment on the results. 

3. For the regression approach, calculate the coefficient of determination, r2 . Comment on the result.

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Management And Cost Accounting

ISBN: 9781292232669

7th Edition

Authors: Alnoor Bhimani, Srikant M. Datar, Charles T. Horngren, Madhav V. Rajan

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