Question
You are given a correlation coefficient of r = 0.933 where x = weight of males and y = the waist size of males. Use
You are given a correlation coefficient of r = 0.933 where x = weight of males and y = the waist size of males.
Use the value of the correlation coefficient, r, to find the coefficient of determination and the percentage of total variation that can be explained & unexplained by the linear relationship.
a. Find the coefficient of determination. What is the meaning of this value?
b. What is the explained variation? What is the meaning of this value?
c. What is the unexplained variation? What is the meaning of this value?
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Mathematical Excursions
Authors: Richard N Aufmann, , Joanne Lockwood, Richard D Nation, Daniel K Clegg
3rd Edition
1305161793, 9781305161795
