Question
For a sample of (X, Y) data values, the covariance is 48, the standard deviation of X is 11, and the standard deviation of Y
For a sample of (X, Y) data values, the covariance is 48, the standard deviation of X is 11, and the standard deviation of Y is8.(a) Calculate the sample correlation coefficient. (b) What does the sample correlation coefficient suggest about the relationship between X and Y?
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Using Econometrics A Practical Guide
Authors: A. H. Studenmund
7th edition
013418274X, 978-0134182742
