Question: In Example 7.2, let noPC be a dummy variable equal to one if the student does not own a PC, and zero otherwise. (ii) What

In Example 7.2, let noPC be a dummy variable equal to one if the student does not own a PC, and zero otherwise.

(ii) What will happen to the R-squared if noPC is used in place of PC?
(iii) Should PC and noPC both be included as independent variables in the model? Explain.

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