Question 42 Here is a bivariate data set. X y 83.5 111.8 79 62.3 37.9 -61.7 77.2 56.9 74.8 78.9 72.7 49.8 123.1 108.8 82.9 122.3 94.6 106.9 83.4 46.1 69.2 -3.7 Find the correlation coefficient and report it accurate to three decimal places. What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place. R2 =