The fraction of variation in the values of a response y that can be explained by the least-squares regression line is the square of the correlation coefficient the correlation coefficient the slope of the least-squares regression line the intercept of the least-squares regression line
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The fraction of the variation in the values of y that is explained by the least squares regression of y on x is a) the coefficient of determination b) the correlation coefficient c) the slope of the least-squares regression line d) the intercept of the least-squares regression line
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The percentage of variation in the values of y explained by the least squares regression line is: A) the y-intercept of the regression line. B) the coefficient of determination. C) ρ. D) the correlation coefficient. E) the slope of the regression line.
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