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Question 12 A regression was run to determine if there is a relationship between hours of study per week (I) and the test scores (y).
Question 12 A regression was run to determine if there is a relationship between hours of study per week (I) and the test scores (y). The results of the regression were: y=ax+b a=5 . 701 b=34. 5 2-0.450241 r-0. 671 Use this to predict the final exam score of a student who studies 5.5 hours per week, and please round your answer to a whole number. Question Help: Message instructor Submit Question Ise 37OF ~ 9 O M prt sc del 19 144 10 Il T& 16 % 5 O R F G HProgress saved Question 14 Jared believes that his score on an upcoming test can be modeled by the equation y = 7.2x + 54 where T represents the number of hours spent studying, and y represents Jared's test score. Assuming this equation is accurate, predict Jared's test score if he studies for 2 hours. Assuming this equation is accurate, predict Jared's test score if he studies for 5 hours. irse 1 Question Help: Message instructor ton Submit Question 37.F O insort sc 10 19 16 0 f4 101 % 5 O P R T F G H KQuestion 13 A regression was run to determine if there is a relationship between hours of TV watched per day, I, and number of sit-ups, y, a person can do in a minute. The results of the regression were: y=ax+b a=-0.735 b=22 . 507 Use this to predict the number of sit-ups a person who watches 4.5 hours of TV can do in a minute. Round to the nearest whole number. Question Help: Message instructor Submit Question O hp delete 112 mort sc 10 144 16 & O 5 P T K G H
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