When Marketing Researchers Try to Manipulate an Independent Variable and Measure

question 120

Multiple Choice

When marketing researchers try to manipulate an independent variable and measure the resulting changes in a dependent variable, they are engaging in

• A)surveys.
• B)secondary data gathering.
• C)interviews.
• D)observation.
• E)experimentation.

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Definitions:

Nominal Variables

Variables that represent categories with no inherent order or ranking among them.

First-Order Model

A mathematical model that describes a system using a first-degree differential equation, which relates system output to inputs and internal states with only the first derivative of time.

Predictor Variables

Variables in statistical models that are used to predict the outcome of a response variable.

Predictor Variables

Variables used in statistical models to predict or affect the outcomes of a dependent variable.