The table below was obtained by using data for 40 males The

The table below was obtained by using data for 40 males The response (y) variable is weight (in pounds), and the predictor (x) variables are HT (height in inches) WAIST (waist circumference in cm), and CHOL. (cholesterol mg)

Solution

the 1 st equation has all of height , waist circumference and cholesterol level as independent variables!

so, best predicted value of this male\'s weight :

= -199 + 2.4*75 + 2.1*104 - 0.1*275

= 171.9

= 172( rounded)