ariable X y 49 4 15 6 22 5 53 3 58 2 70 3 49 9 1 9 48 7 31 74 6 83 2 36 6 47 8 41 7 42 2 82 4 88 7 68 9 55 Find the correlation coefficient and report it accurate to three decimal places r 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 If the answer is 0 84471 then it would be 84 5 you would enter 84 5 without the percent symbol sponse Based on the data calculate the regression line each value to three decimal places y X Predict what value on average for the response variable will be obtained from a value of 56 7 as the explanatory variable Use a significance level of a 0 05 to assess the strength of the linear correlation What is the predicted response value Report answer accurate to one decimal place y