A regression analysis was performed to determine if there is a relationship between hours of TV watched per day (c) and number of sit ups a person can do (y). The results of the regression were: y=ax+b a=-1. 283 b=35 . 12 r2=0.471969 r=-0. 687 Use this to predict the number of sit ups a person who watches 1 hours of TV can do, and please round your answer to a whole number. Hint: Help Submit