Chapter 12: Linear Regression Concepts Progress saved Done 8 VO Score: 0/20 0/20 answered . Question 11 0/1 pt 9 3 99 ments its A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). is The results of the regression were: y=ax+b a=-1. 142 b=28. 832 r2-0.9604 r=-0.98 Use this to predict the number of situps a person who watches 3.5 hours of TV can do (to one decimal place) Drive Submit