A Linear Regression Model Is Developed That Has a Slope

question 64

Multiple Choice

A linear regression model is developed that has a slope of -2.5 and an intercept of 10. The sample coefficient of determination is 0.50. Which of the following statements is True?

• A) The sample correlation coefficient must be 0.250.
• B) The sample correlation coefficient must be -0.707.
• C) The sample correlation coefficient must be -0.250.
• D) The sample correlation coefficient must be 1.00.

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Definitions:

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