Mathematics · Statistics
In a two-variable linear regression model where Y is the dependent variable and X is the independent variable, the coefficient of correlation (r) between X and Y is 0.8. Which of the following statements is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18% of the variation in Y is explained by X.
- 264% of the variation in Y is explained by X.✓
- 30.8% of the variation in Y is explained by X.
- 480% of the variation in Y is explained by X.
Correct answer
64% of the variation in Y is explained by X.
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