Suppose That All the Values in a Data Set Are

question 57

Multiple Choice

Suppose that all the values in a data set are converted to z-scores. Which of the statements below is true? A: The mean of the z-scores will be zero, and the standard deviation of the z-scores will be the same as the standard deviation of the original data values. B: The mean and standard deviation of the z-scores will be the same as the mean and standard deviation of the original data values. C: The mean of the z-scores will be 0, and the standard deviation of the z-scores will be 1. D: The mean and the standard deviation of the z-scores will both be zero.

• A)C
• B)B
• C)D
• D)A

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Definitions:

Direct Costs

Expenses that can be directly tied to the production of a specific good or service, such as raw materials and labor.

Shoe Department

A specialized division within a retail store or company dedicated to the sale and promotion of footwear.

Fixed Manufacturing Cost

Costs that do not vary with the level of production output, such as rent, salaries, and insurance, which are necessary for the production process but remain constant regardless of the units produced.

Units Produced

The total number of units of product completed in a given period by a company.