Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported asy=−72.84x+79.07y=-72.84x+79.07and the r=−0.832r=-0.832. What proportion of the variation in y can be explained by the variation in the values of x? r² = %

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter4: Equations Of Linear Functions
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Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported asy=−72.84x+79.07y=-72.84x+79.07and the r=−0.832r=-0.832.

What proportion of the variation in y can be explained by the variation in the values of x?
r² = %

 

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