Reading 11- LOS F (Part 1): : Q1 class, style, against

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1.Consider the regression results from the regression of Y against X for 50 observations:

Y = 5.0 - 1.5 X

The standard error of the estimate is 0.40 and the standard error of the coefficient is 0.45. The predicted value of Y if X is 10 is:

A)   10.

B)   20.

C)   -10.

D)   4.5.

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The correct answer was C)

The predicted value of Y is: Y = 5.0 – [1.5 (10)] = 5.0 – 15 = -10