In a Simple Least-Squares Regression Where X Refers to the Number

question 37

Multiple Choice

In a simple least-squares regression where X refers to the number of sales calls made by a sales department and Y refers to the monthly total cost of the sales department, the value of X in the regression output would represent:

• A)the estimated monthly total costs of the sales department.
• B)the estimated monthly fixed costs of the sales department.
• C)the estimated monthly variable costs per unit of the sales department.
• D)the percent of variation in Y that is explained by X.

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Definitions:

Preventative Measures

Actions taken to reduce the likelihood of an undesirable event occurring, focusing on risk management and safety protocols.

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Mean Time Between Failures; a reliability measure of the average time a product or system operates before failing.

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The probability that an individual part or component of a system performs its intended function under specified conditions for a designated period of time.