Question

Asked Oct 21, 2019

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Step 1

According to the definition,

*R*^{2}=*r*^{2}

Where *r* is the coefficient of regression.

a)

The graph can be shown below for *R*-square at 0.90.

The correlation coefficient (*r*) is 0.9486.

Thus,

Step 2

b)

The graph can be shown below for *R*-squared at 0.58.

The correlatio...

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