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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 as y=82.97x+88.66
Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported as
y=82.97x+88.66
and the r=0.682.
What proportion of the variation in y can be explained by the variation in the values of x ?
r = __?___%
Report answer as a percentage accurate to at least one decimal place.
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