This exercise requires the use of a computer package. Use the data given in Exercise 14.29 to verify that the true regression function mean y value a b1x1 b2x2 b3x3 b4x4 b5x5 is estimated by y^ 5 2151.36 2 16.22x1 1 13.48x2 1 .094x3 2 .253x4 1 .492x5