If the Sample Sizes Are Not Equal,then the Pooled Variance

question 49

Multiple Choice

If the sample sizes are not equal,then the pooled variance estimate should be calculated ____.

• A)using the unweighted mean of the variances
• B)using a weighted mean of the variances
• C)by reducing the size of one group to equal the size of the other group

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Definitions:

Cash Flow Amounts

The net amount of cash and cash-equivalents being transferred into and out of a business.