The Following Data Are Available for a Simple Linear Regression

question 3

Multiple Choice

The following data are available for a simple linear regression analysis attempting to link hours of training (x) to hourly output (y) . In applying the least squares criterion, the slope (b) and the intercept (a) for the best-fitting line are b = 2.4 and a = 3.6.Compute the value of r, the correlation coefficient here.

• A).735
• B).776
• C).857
• D).926

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