Rachel is interested in learning if using a celebrity $($i$.$e$.$ a famous person$)$ has an effect on the whether or not people are influenced to purchase a product. To determine the effect of celebrity endorsement on product purchasing behavior, she sets up an experiment in which she sets up two conditions. In one condition, she develops an advertisement that uses a famous actor $($e$.$g$.$ Actor like Tom Hanks$).$ In the second condition, she develops the same advertisement but uses an "unknown", non$-$famous actor.

Rachael manipulates the presence or absence of a famous actor$/$celebrity in her experiment. This is known as the $\_\_\_\_\_$ variable.

Group of answer choices

independent

dependent

mediating

moderating

continuous

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Rachel is interested in learning if using a celebrity $($i$.$e$.$ a famous person$)$ has an effect on the whether or not people are influenced to purchase a product. To determine the effect of celebrity endorsement on product purchasing behavior, she sets up an experiment in which she sets up two conditions. In one condition, she develops an advertisement that uses a famous actor $($e$.$g$.$ Actor like Tom Hanks$).$ In the second condition, she develops the same advertisement but uses an "unknown", non$-$famous actor.

Measuring the purchasing behavior of those who watch the advertisements $($celebrity or non$-$celebrity actor$)$ is known as the $\_\_\_\_\_\_\_$ variable.

Group of answer choices

Independent

Dependent

Moderator

Predictor

Extraneous