We Should Include an Interaction Variable in a Regression Model $X _ { 1 }$

question 16

True/False

We should include an interaction variable in a regression model if we believe that the effect of one explanatory variable $X _ { 1 }$
on the response variable Y depends on the value of another explanatory variable $X _ { 2 }$
.

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Service Tailoring

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Active Retirees

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Positioning Strategy

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Product Attributes

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