Mathematics · Correlation and Regression
Which of the following statements is not true regarding correlation and regression?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both the regression coefficients and the correlation coefficient have the same sign.
- 2If r = 0, then the lines of regression are perpendicular to each other.
- 3The regression coefficient is independent of change of origin but not of scale.
- 4The correlation coefficient is the arithmetic mean between the regression coefficients.✓
Correct answer
The correlation coefficient is the arithmetic mean between the regression coefficients.
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