Let x be a random variable that represents the percentage of successful free throws a professional basketball player makes in a season. Let y be a random variable that represents the percentage of successful field goals a professional basketball player makes in a season. A random sample of n= 6 professional basketball players gave the following information. x67 64 75 86 73 73 42 39 48 51 44 51 (a) Verify that Ex = 438, Ey = 275, Ex? = 32264, Ey² = 12727, Exy = 20231, and r= 0.827. Ex 438 Ey 275 Ex2 32264 Ey2 12727 Exy 20231
Let x be a random variable that represents the percentage of successful free throws a professional basketball player makes in a season. Let y be a random variable that represents the percentage of successful field goals a professional basketball player makes in a season. A random sample of n= 6 professional basketball players gave the following information. x67 64 75 86 73 73 42 39 48 51 44 51 (a) Verify that Ex = 438, Ey = 275, Ex? = 32264, Ey² = 12727, Exy = 20231, and r= 0.827. Ex 438 Ey 275 Ex2 32264 Ey2 12727 Exy 20231
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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