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A regression equation was fit to a set of data for which the correlation, r, between X and Y was 0.6. Which of the following must be true?i) The slope of the regression line is 0.6.ii) The regression model explains 60% of the variability in Y.iii) The regression model explains 36% of the variability in Y.iv) At least half of the residuals are smaller than 0.6 in absolute value.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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