chapter 12. Linear Regression Concepts Progress saved Done Score: 0/20 0/20 answered Question 13 Go/1 pt 93 A regression was run to determine if there is a relationship between hours of study per week (1) and the final exam scores (y). The results of the regression were: y =ax+b a=5. 447 b=22. 62 2-0. 456976 r=0.676 Use this to predict the final exam score of a student who studies 7 hours per week, and please round your answer to a whole number. Hint: Help