Question: When you estimate a multiple regression equation, the constant (or Y-intercept) in the equation often has no realistic economic interpretation. Which of the following is

When you estimate a multiple regression equation, the constant (or Y-intercept) in the equation often has no realistic economic interpretation. Which of the following is thebestreason why it doesn't?

a. It applies only when all of the explanatory variables (the X's) equal 0, which is very unlikely to happen.

b. It doesn't represent a rate of change.

c. It is not in the same units as the Y variable.

d. Its standard error is often unacceptably large.

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