Textbook ExpertVerified Tutor
17 Nov 2021
Given information
The data for different colonies is given against two parameters:
Percent return:
Percent new:
Step-by-step explanation
Step 1.
Using scatter plotter from part-a the given
The degree of freedom is given by:
Referring to the table for % critical values for sample correlation coefficient of the textbook, critical value corresponding degree of freedom is . Then the value of correlation co efficient does not lie between the positive and negative . Therefore correlation is significant.
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