Here is a bivariate data set. y 48.1 27.5 68.3 74.8 59.4 45.5 68.2 83.5 77.5 88.1 76.1 83.6 71 76.3 53.8 52 89.2 108.8 76.6 101 76.7 70.3 80.1 91.6 75.3 87.1 62.5 70.8 Find the correlation coefficient and report it accurate to three decimal places. What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place. %

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Here is a bivariate data set.
y
48.1
27.5
68.3
74.8
59.4
45.5
68.2
83.5
77.5
88.1
76.1
83.6
71
76.3
53.8
52
89.2
108.8
76.6
101
76.7
70.3
80.1
91.6
75.3
87.1
62.5
70.8
Find the correlation coefficient and report it accurate to three decimal places.
What proportion of the variation in y can be explained by the variation in the values of x? Report
answer as a percentage accurate to one decimal place.
Transcribed Image Text:Here is a bivariate data set. y 48.1 27.5 68.3 74.8 59.4 45.5 68.2 83.5 77.5 88.1 76.1 83.6 71 76.3 53.8 52 89.2 108.8 76.6 101 76.7 70.3 80.1 91.6 75.3 87.1 62.5 70.8 Find the correlation coefficient and report it accurate to three decimal places. What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.
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