From a Population That Is Not Normally Distributed and Whose

question 36

Multiple Choice

From a population that is not normally distributed and whose standard deviation is not known, a sample of 50 items is selected to develop an interval estimate for µ. Which of the following statements is true?​

• A) ​The standard normal distribution can be used.
• B) ​The t distribution with 50 degrees of freedom must be used.
• C) ​The t distribution with 49 degrees of freedom must be used.
• D) ​The sample size must be increased in order to develop an interval estimate.

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Definitions:

Work in Process

Inventory representing partially completed goods, which are still undergoing manufacturing processes.

Indirect Materials

Materials that are used in the production process but are not directly traceable to a finished product.

Direct Materials

Raw materials that are directly used in the manufacturing of a product and can be directly traced to the goods being produced.

Predetermined Overhead Rate

An estimated rate used to allocate manufacturing overhead to individual units of production based on a specific activity base.