Sample Correlation

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  The sample coefficient of determination is 0.50. What is the value of the sample correlation coefficient?

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  For which data set is the sample correlation coefficient r closest to -1? 2. For which data set is the sample correlation coefficient r equal to 1? 3. For which data set is the sample correlation coefficient r closest to 0? 4.

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  Yes, the sample correlation coefficient is equal to 0.981, which provides evidence of a significant linear relationship. B. Yes, the sample correlation coefficient is equal to 0.878, which provides evidence of a significant linear relationship.

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• How do you conclude if there is a significant nonzero correlation in a population?

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