Exhibit 14-5

question 70

Multiple Choice

Exhibit 14-5.An marketing analyst wants to examine the relationship between sales (in $1,000s) and advertising (in $100s) for firms in the food and beverage industry and collects monthly data for 25 firms.He estimates the model .The following table below shows a portion of the regression results. Refer to Exhibit 14-5.Interpret the slope coefficient.

• A)If Advertising goes up by $100,then on average,Sales go up by $2,880.
• B)If Sales go up by $100,then on average,Advertising goes up by $2,880.
• C)If Advertising goes up by $100,then on average,Sales go up by $4,298.
• D)If Sales go up by $100,then on average,Advertising goes up by $4,298.

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Definitions:

Dependent Variables

Variables in an experiment that are expected to change as a result of changes in the independent variables.

Independent Variables

Variables that are manipulated or controlled in an experiment to test their effect on dependent variables.

Inclusion

The practice of ensuring all individuals, regardless of their differences, have equal access to opportunities and resources.

Sample Size

The number of observations or individuals in a subset of a population selected for a particular study.