A regression analysis was performed to determine if there is a relationship between hours of TV watched per day (9:) and number of sit ups a person can do (y). The results of the regression were: y=ax+b a=-1.375 b=24.726 r2=e.751689 r=-e.867 Use this to predict the number of sit ups a person who watches 13 hours of TV can do, and please round your answer to a whole number