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=−24.94x+53.67 and the r=−0.78 What percentage of the variation in y can be explained by the variation in the values of x? r² = ______% (Report exact answer, and do not enter the % sign)

Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported asy=−96.07x+69.42y=-96.07x+69.42and the r=−0.27r=-0.27.What percentage of the variation in y can be explained by the variation in the values of x?r² = % (Report exact answer, and do not enter the % sign)

Using your favorite statistics software package, you generate a scatter plot with a regression equation and correlation coefficient. The regression equation is reported asy=−62.75x+42.07y=-62.75x+42.07and the r=−0.022r=-0.022.What proportion of the variation in y can be explained by the variation in the values of x?r² = %Report answer as a percentage accurate to one decimal place.