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Solution of Managerial Accounting

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Chapter 5: Cost Behavior: Analysis and Use

As we shall see in later chapters, the ability to predict how costs respond to changes in activity is critical for making decisions, controlling operations, and evaluating performance. Three major classifications of costs were discussed in this chapter—variable, fixed, and mixed. Mixed costs consist of variable and fixed elements and can be expressed in equation form as Y = a + bX, where X is the activity, Y is the cost, a is the fixed cost element, and b is the variable cost per unit of activity.
Several methods can be used to estimate the fixed and variable cost components of a mixed cost using past records of cost and activity. If the relation between cost and activity appears to be linear …show more content…

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|(Appendix 5A) Analyze a mixed cost using the least-squares regression method. |

Key terms:

|Account analysis |A method for analyzing cost behavior in which an account is classified as either variable or fixed based on |
| |the analyst 's prior knowledge of how the cost in the account behaves. |
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|Activity base |A measure of whatever causes the

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