When Constructing a Confidence Interval for a Population Mean,if a Population

question 125

Multiple Choice

When constructing a confidence interval for a population mean,if a population is normally distributed and a small sample is taken,then the distribution of $\bar { X }$
Is based on the ____________ distribution.

• A)z
• B)t
• C)Neither
• D)Both z and t

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Definitions:

Direct Labor-Hours

Cumulative hours employees commit to the process of manufacturing.

Underapplied Overhead

A scenario where the estimated overhead costs allocated are less than the actual overhead costs incurred during production.

Direct Labor-Hours

The total hours of labor actually worked by employees directly involved in manufacturing a product.

Overapplied Overhead

The condition where the overhead applied to products or services exceeds the actual overhead costs incurred.