A Quality Control Manager at a Bottling Plant Wishes to Know

question 97

Essay

A quality control manager at a bottling plant wishes to know if the median amount of juice in their 473 mL bottles actually falls below 473 mL.The amounts of juice in 34 randomly selected juice bottles are measured.Of the 34 bottles,21 contained less than 473 mL,4 contained exactly 473 mL,and 9 contained more 473 mL.Perform a sign test to determine if the median amount is less than 473 mL.Use a 5% level of significance.

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Definitions:

Predetermined Overhead Rate

Predetermined Overhead Rate is a rate calculated before a period begins, used to allocate estimated overhead costs to products or job orders based on a selected activity base.

Annual Overhead Costs

Refers to the total expenses that are not directly tied to a specific product or service but are required for the business to operate, accumulated over a year.

Direct Labor Costs

The wages paid to workers who are directly involved in the production of goods or the provision of services.

Indirect Labor

Labor costs associated with support work that does not directly contribute to the manufacture of products or the provision of services, such as maintenance and supervisory wages.