Barbeau Heating and Cooling Offers Customers Who Buy Air Conditioners

question 14

Multiple Choice

Barbeau Heating and Cooling offers customers who buy air conditioners and furnaces free delivery and low installation charges. The company also offers a free follow-up inspection of the new equipment one month after it is installed. These services are ways that Barbeau provides its customers with __________ utility.

• A) possession
• B) time
• C) marginal
• D) situational

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Definitions:

Interaction Effect

Occurs when the effect of one independent variable on a dependent variable varies according to the level of another independent variable.

Two-way ANOVA

A statistical test used to determine the effect of two nominal predictor variables on a continuous outcome variable, considering interactions between the predictors.

Main Effect

The direct impact of an independent variable on a dependent variable in an experimental design.

Model Sum

A statistical term used to describe the total sum of squares in a model, measuring the variation explained by the model.