Question 31 A regression analysis was performed to determine if there is a relationship between hours of TV watched per day () and number of sit ups a person can do (y). The results of the regression were: y ax+b BE-1. 085 b=34. 843 2=0.643204 r=-0. 802 Use this to predict the number of sit ups a person who watches 12 hours of TV can do, and please round your answer to a whole number. Hint: Help Question Help: Message instructor