You run a regression analysis on a bivariate set of data (n= 33). You obtain the regression equationy = 3.146x + - 12.726with a correlation coefficient of r = 0.847 (which is significant at ? = 0.01). You want to predict what value (on average) for the explanatory variable will give you a value of 130 on the response variable.What is the predicted explanatory value?X=_________