13.41 [EX13-41] Ten salespeople were surveyed, and the average number of client contacts per month, x, and the sales volume, y (in thousands), were recorded for each:.

Refer to the following computer output and verify that the equation of the line of best fit is ˆ y 13.4 2.3x and that se 10.17 by calculating these values yourself.
The regression equation is y 13.4 2.30 x Predictor Coef Constant 13.414 x 2.3028 s 10.17

Transcribed Image Text:

x 12 14 16 20 23 46 50 48 50 55 y 15 25 30 30 30 80 90 95 110 130