When You Do an Analysis of Variance

question 58

Multiple Choice

When you do an analysis of variance:

• A)you need fewer participants than for a t test for independent means
• B)you compare two estimates of the population variance
• C)you figure difference scores, as in a t test for dependent means
• D)all of the above

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Definitions:

Direct Labor Variances

The differences between the budgeted and actual costs of direct labor, analyzed to understand deviations in manufacturing expenses.

Variable Overhead Cost

Those expenses of operating a business that vary with the level of output or production activity, such as utilities for manufacturing equipment.

Maintenance Costs

Expenses incurred in the upkeep of machinery, buildings, and equipment to ensure efficient operation and prevent breakdowns.

Machine-Hours

A measurement unit representing the amount of work a machine can perform in one hour, often used in manufacturing to allocate costs based on machine usage.