If the Variance of a Data Set Is Correctly Computed

question 119

Multiple Choice

If the variance of a data set is correctly computed with the formula using n - 1 in the denominator, which of the following is true?

• A)the data set is a sample
• B)the data set is a population
• C)the data set could be either a sample or a population
• D)the data set is from a census

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Definitions:

Predetermined Overhead Rate

A rate used to apply manufacturing overhead to products or job orders, calculated before the period begins based on estimated costs.

Machine-Hours

A measure of the amount of time that a machine is operated, used as a basis for allocating manufacturing overhead.

Variable Manufacturing Overhead

The portion of overhead costs that varies with production volume, including utilities and indirect labor expenses related to manufacturing.

Fixed Manufacturing Overhead

Costs in manufacturing that do not vary with the level of production output, such as salaries of managers and depreciation of factory equipment.