Textbook ExpertVerified Tutor
16 Nov 2021
Given information
Given:
Step-by-step explanation
Step 1.
Using scatterplot in part , value of is
So, taking square root of , the correlation coefficient is .
The sample size of the given data is .
So, to test the significance of the correlation coefficient, the degree of freedom for the given data is written below:
Referring to table for critical values of the sample Correlation Coefficient of this textbook, the critical value corresponding to degrees of freedom is .
The value of Correlation Coefficient does lie between the positive and negative critical values.
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