The Population Parameter for Firefighters on Long Island Is 79

question 44

Multiple Choice

The population parameter for firefighters on Long Island is 79% male. The sample statistic for three fire stations is 73% male. Why wasn't the sample statistic the same as the population parameter?

• A)Sampling error was present.
• B)Random variation might have occurred.
• C)Systematic variation might have occurred.
• D)The sample was fairly small.
• E)The sample was not perfectly representative.
• F)The population parameter is inaccurate.

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Definitions:

Work in Process Inventory

The total value of unfinished goods that are in the process of being manufactured at a given period.

Raw Materials Inventory

The stock of primary materials used in the manufacturing process before they are converted into finished goods.

Factory Labor

The direct and indirect labor costs incurred in manufacturing products, including wages and benefits of workers involved in production.

Total Manufacturing Costs

Sum of all costs directly involved in the manufacturing of a product, including raw materials, labor, and overhead expenses.