https://stetson.instructure.com/courses/8344/external_tools/retrieve?display=full_width&url=https%3A%2F9%2Fstetson.quiz-Iti-pdx-prod.instructure.com*$2F1ti*62Flaunch:63Fmod. Return Submit 16 16 points Mohammed manages a car dealership and wants to determine if there is a relationship between the number of ads the business runs per week and the sales for that week. Sales records for a random sample of 8 weeks shows the number of ads run per week (x) and the number of cars sold that week (y). Week 1 12 3 4 5 16 7 8 Ads run, x 8 15 20 13 25 16 18 22 2 Cars sold, y 10 22 26 24 24 20 23 25 a. Calculate the correlation coefficient, r. Interpret its meaning in the context of the problem. b. Calculate the coefficient of determination, r^2. Interpret its meaning in the context of the problem. c. What is the regression equation? d. The slope of the regression equation is _. What does this mean for this set of paired data? e. The y-intercept of this equation is (0, _). What does this mean for this set of paired data? f. If the dealership plans to run 19 ads next week, about how many cars can they expect to sell? g. If 18 cars were sold last week, about how many ads were run? A B IYA - A . LET X X E 12pt Paragraph