In simple linear regression: A. The sample correlation
Chapter 12, Problem 12.12.32(choose chapter or problem)
In simple linear regression: A. The sample correlation coefcient between the input variable and the output variable is positive if the regression line has a positive slope. B. The sample correlation coefcient between the input variable and the output variable cannot be smaller than zero. C. Both of the above. D. Neither of the above.
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