a. Find the correlation coefficient r in the above data and interpret the outcome. b. Test the assertion that there is a significant linear correlation between the book price and the scores on the exam. (Note: use a 5% significance level) c. Calculate the coefficient of determination and make an interpretation of the result.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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1. The table below shows the recorded price of cheap engineering books used by ten (10)
2nd
year engineering sstudents at the University of Southeastern Philippines-Obrero
Campus and their corresponding help for students in terms of their scores on the
midterm exam for the first semester of school year 2021-2022.
ww www
Вook
450
975
550
600
800
300
700
325
900
375
Prices (P)
Scores
70
95
74
80
85
55
83
60
90
67
a. Find the correlation coefficient r in the above data and interpret the outcome.
b. Test the assertion that there is a significant linear correlation between the book price
and the scores on the exam. (Note: use a 5% significance level)
c. Calculate the coefficient of determination and make an interpretation of the result.
Transcribed Image Text:1. The table below shows the recorded price of cheap engineering books used by ten (10) 2nd year engineering sstudents at the University of Southeastern Philippines-Obrero Campus and their corresponding help for students in terms of their scores on the midterm exam for the first semester of school year 2021-2022. ww www Вook 450 975 550 600 800 300 700 325 900 375 Prices (P) Scores 70 95 74 80 85 55 83 60 90 67 a. Find the correlation coefficient r in the above data and interpret the outcome. b. Test the assertion that there is a significant linear correlation between the book price and the scores on the exam. (Note: use a 5% significance level) c. Calculate the coefficient of determination and make an interpretation of the result.
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