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MATH 110 Module 9 Exam Questions and Answers- Portage Learning
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MATH 110 Module 9 Exam Questions and Answers- Portage Learning Exam Page 1 Suppose you have 45 data points and you calculate the sample correlation coefficient and find that r = .32. Can you be 95% confident that a linear relation exists between the variables? If so, is the relation positive or negative? Justify you answer. n = 45 r = .32 = |.32| critical value = 0.2944 the absolute value is more than the critical value, there is a positive linear relationship.
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MATH 110
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MATH 110
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math 110 module 9 exam questions and answers portage learning
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exam page 1 suppose you have 45 data points and you calculate the sample correlation coefficient and find that r 32 can you be 95 co
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