15. You run a regression analysis on a bivariate set of data (n=40). With x = 56.7 and y= 45.8, you obtain the regression equation y=-3.352x+45.294 with a correlation coefficient of r=- 0.154. You...

Extracted text: 15. You run a regression analysis on a bivariate set of data (n=40). With x = 56.7 and y= 45.8, you obtain the regression equation y=-3.352x+45.294 with a correlation coefficient of r=- 0.154. You want to predict what value (on average) for the response variable will be obtained from a value of 70 as the explanatory variable. What is the predicted response value? (Report answer accurate to one decimal place.)