A regression was run to determine if there is a relationship between hours of TV watched per day(x) and number of sit-ups a person can do (y).

Question 15 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). The results of the regression were: y=ax+b a=-1 . 183 b=33 . 865 r2=0. 471969 r=-0. 687 Use this to predict the number of situps a person who watches 4.5 hours of TV can do (to one decimal place) Question Help: DVideo Message instructor Submit Question Jump to