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Do Homework-MARIA LOPES-Google Chrome a Secure https://www.mathxl.com/Student/PlayerHomework.aspx2horm dent/PlayerHomework.aspx2homeworkld-484526616&questionld-; 1&cflushed-falseBcld-50264528centerwinayes; STA 2023 STATISTICS TR 6:00 PM 9:30 PM WINSOME MUNDY 591725 MARIA LOPES | 6/3/18 9:46 AM Homework: Assignment 41: Chapter 10 Review Score: 0.5 of 1 pt ? 10.2.6 For a sample of eight bears, researchers measured the distances around the bears chests be explained by the linear relationship between weight and chest size? a. Is there a linear correlation between chest size and weight? Save 1 or 8 (1 complete) ? HW Score: 625%, 0 5 of 8 pts Question Help * coefficient is r-0.887. Using a005, determine if there is a linear correlation between chest size and weight. What proportion of the variation in and weighed the bears. Minitab was used to find that the value of the linear A. Yes, because the absolute value of the test statistic exceeds the critical value of 0 707. O B. No, because the absolute value of the test statistic exceeds the critical value of 0.707 ? C. Yes, because the test statistic fals between the critical values of-0 707 and 0 707 O D. The answer cannot be determined from the given information. ect 0 b. What proportion of the variation in weight can be explained by the linear relationship between weight and chest size? ?(Round to three decimal places as needed ) nter your answer in the answer box and then click Check Answer l parts showing Clear All Check Answer work-Googl. Do Homework-M.

Explanation / Answer

Sol:

A) is already answered.

B) To find proportion of variation in weight that can be explained by a linear relationship between weight and chest size, multiply r^2 by 100 and you will get the proportion of variation in terms of %.

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