Mathematics · Correlation and Regression
Two variables are said to be perfectly negatively correlated if:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1the covariance between them is positive
- 2the coefficient of correlation between them is zero
- 3the coefficient of correlation between them is -1✓
- 4the covariance between them is negative but not -1
Correct answer
the coefficient of correlation between them is -1
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