A Year-Long Fitness Center Study Sought to Determine If There

Multiple Choice

A year-long fitness center study sought to determine if there is a relationship between the amount of muscle mass gained y (kilograms) and the weekly time spent working out under the guidance of a trainer x (minutes.) The resulting least-squares regression line for the study is y = 2.04 + 0.12x.
Suppose you worked out for two hours (120 minutes) per week, how much muscle mass gain would you predict?

A) 14.40 kg
B) 750.84 kg
C) 16.44 kg
D) 18.48 kg
E) None of the answers are correct