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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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