# Question

Refer to the previous exercise.

a. Explain what the no interaction assumption means for this model.

b. Sketch a hypothetical scatter diagram, showing points identified by garage or no garage, suggesting that there is actually a substantial degree of interaction.

a. Explain what the no interaction assumption means for this model.

b. Sketch a hypothetical scatter diagram, showing points identified by garage or no garage, suggesting that there is actually a substantial degree of interaction.

## Answer to relevant Questions

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