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The following table shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. Which of the following is the Pearson's correlation coefficient r? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92

The following table shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. Which of the following is the Pearson's correlation coefficient r? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92

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 shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. Which of the following is the Pearson's correlation coefficient r? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92 -0.9111 0.9111 0.8911 -0.8911
Transcribed Image Text:The following table shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. Which of the following is the Pearson's correlation coefficient r? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92 -0.9111 0.9111 0.8911 -0.8911
The following table shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. What is the value of the sample coefficient of determination ²? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92 0.7941 0.8911 0.9011 0.8301
Transcribed Image Text:The following table shows the number of hours spent for studying and the grade obtained by a student in each of his 6 subjects during the last grading period. What is the value of the sample coefficient of determination ²? No. of hours 1.5 2.0 4.0 2.0 3.0 2.5 Grade 85 85 95 87 90 92 0.7941 0.8911 0.9011 0.8301
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