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For a data set of brain volumes (cm3) and IQ scores of five males, the linear correlation coefficient is r=0.898. Use the table available below

For a data set of brain volumes

(cm3)

and IQ scores of

five

males, the linear correlation coefficient is

r=0.898.

Use the table available below to find the critical values of r. Based on a comparison of the linear correlation coefficient r and the critical values, what do you conclude about a linear correlation?

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Part 1

The critical values are

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(Type integers or decimals. Do not round. Use a comma to separate answers as needed.)

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Table of critical values of r

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Number of Pairs

of Data n

Critical Value of r

4

0.950

5

0.878

6

0.811

7

0.754

8

0.707

9

0.666

10

0.632

11

0.602

12

0.576

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