Question: 11.23. Use software with the house selling price data file to allow interaction between number of bedrooms and number of bathrooms in their effects on

11.23. Use software with the "house selling price" data file to allow interaction between number of bedrooms and number of bathrooms in their effects on selling price.

(a) Interpret the fit by showing the prediction equation relating y and number of bedrooms for homes with (i) two bathrooms, (ii) three bathrooms.

(b) Test the significance of the interaction term.

Interpret.

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