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Does the number of employees predict profit in large companies? A sample of 50 l

ID: 3395060 • Letter: D

Question

Does the number of employees predict profit in large companies? A sample of 50 large companies was take The number of employees and their annual profit (in millions, of dollars) were noted. Part of the regression output appears below Interpret the slope of the least squares line. Determine the value of the test statistic used to test whether the number of employees is a useful predictor of annual profit. At the, 0.5 level, the manager could conclude that number of employees is a useful predictor of annual profit Is the least squares regression equation?

Explanation / Answer

36) extra exployee the profit will increse by 38941 dollars on average

Y=a+b*x

Y"=a+b*(x+1)

Y"-Y=b

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