16 Nov 2021
Problem 86e
Page 686
Section: BRINGING IT TOGETHER: HOMEWORK
Chapter 12: LINEAR REGRESSION AND CORRELATION
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16 Nov 2021
Given information
Given:
The average heights for American boys in
Step-by-step explanation
Step 1.
The correlation coefficient is obtained using the following formula:
Hypothesis
(the correlation in the population is 0 )
(the correlation in the population is not 0 )
We choose a significance threshold of .
The statistic is used to test a hypothesis about a correlation, and there will be degrees of freedom in this analysis.
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