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The correlation coefficient computed from a set of 30 observations is 0.8.

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in Mathematics by (68.6k points)

The correlation coefficient computed from a set of 30 observations is 0.8. Then the percentage of variation not explained by linear regression is 

a. 80% 

b. 20% 

c. 64% 

d. 36%

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1 Answer

+1 vote
by (45.8k points)

Correct option b. 20%

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