Run a regression analysis on the following bivariate set of data with y as the response variable. x y 70.8 129.9 69.3 91 97.5 163 135.6 162.7 89.2 58.6 63.8 114.9 72.4 99.7 84.8 104.1 69.5 54.4 72.1 53.3 Predict what value (on average) for the explanatory variable will give you a value of 73.7 on the response variable. What is the predicted explanatory value