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a. Find the correlation coefficient. Round your answer to three decimal places. r= i eTextbook and Media b. Test at a 1 % significance level whether the linear correlation coefficient between the two variables listed in the table is positive. Based on a 1 % significance level test, we conclude that p positive.

a. Find the correlation coefficient. Round your answer to three decimal places. r= i eTextbook and Media b. Test at a 1 % significance level whether the linear correlation coefficient between the two variables listed in the table is positive. Based on a 1 % significance level test, we conclude that p positive.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The following table gives information on the amount of sugar (in grams) and the calorie count in one serving of a sample of 13 varieties of cereal. Sugar (grams) 7 14 4 15 14 11 6 6 5 4 20 2 13 Calories 120 200 140 110 120 80 190 100 120 190 190 110 120 a. Find the correlation coefficient. Round your answer to three decimal places. r = i eTextbook and Media b. Test at a 1 % significance level whether the linear correlation coefficient between the two variables listed in the table is positive. Based on a 1 % significance level test, we conclude that p positive.
Transcribed Image Text:The following table gives information on the amount of sugar (in grams) and the calorie count in one serving of a sample of 13 varieties of cereal. Sugar (grams) 7 14 4 15 14 11 6 6 5 4 20 2 13 Calories 120 200 140 110 120 80 190 100 120 190 190 110 120 a. Find the correlation coefficient. Round your answer to three decimal places. r = i eTextbook and Media b. Test at a 1 % significance level whether the linear correlation coefficient between the two variables listed in the table is positive. Based on a 1 % significance level test, we conclude that p positive.
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