Which Statement About the Correlation Coefficient,r,is True

question 81

Multiple Choice

Which statement about the correlation coefficient,r,is true?

• A) The correlation coefficient computed for a population is denoted by ρ(rho).
• B) Data obtained by using rating scales with a small number of categories tends to deflate r.
• C) The calculation of r assumes that X and Y are metric variables whose distributions have the same shape.
• D) All of the statements are true.

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Definitions:

Performance Report

A document or record that outlines the performance of a specific activity or function within a set period, usually compared against set goals or standards.

Controllable Costs

Costs that can be influenced or controlled by a specific manager or department within an organization.

Unfavorable Controllable Margin

A financial metric indicating that costs or expenses have exceeded budgeted amounts within a manager's control, negatively impacting profitability.

Cost Over Budget

The amount by which actual spending exceeds the planned or budgeted amount.