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Testing the Slope
The strong point of the relationship among the dependent variable and each of the independent variables can be determined using 3 methods:
1) Correlation coefficient (r): Correlation coefficient measures the degree of association between two variables such as the cost and the activity level.2) Standard error of the slope (Sb): Correlation coefficient measures the degree of association between two variables such as the cost and the activity level.3) Z or t statistics:
If n ≥30 we use Z, if, n < 30 we use t statistics. These statistics can be used to test the hypothesis:
Ho: B = O that is, there is no relationship between X and YHA: B≠ O There is a significant relationship between X and Y
Arrival Rates, Service Rates, and Traffic Intensity The (average) arrival rate is the rate of arrival of customers at a queue, and is often denoted by x. If 10 customers arr
How might a company use regression results to manage overhead costs?
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 What is the Meaning Cos
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Advantages of Transfer Pricing (a) Transfer pricing is similar to cost apportionment and allocation in that values of one department are passed to another. For cost apportionme
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X ltd. has a current ratio of 4.5:1 and acid test ratio of 3:1. If its inventory is Rs. 24000, find out its current liabilities.
Classification and computation of variances The computation and analysis of variances is the main aim of standard costing. The variance is the difference among the standard pe
how company apply marginal costing techniques show with an example
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