Drews Et Al

question 50

Multiple Choice

Drews et al.2008) manipulated driving conditions i.e., driving while talking to a friend on the cell phone and driving while talking to a friend in the car) to see if this influenced the number of driving errors committed.Participants completed the task on a driving simulator.In this design, the number of driving errors committed served as the __________.

• A)measure of ecological validity.
• B)dependent variable.
• C)independent variable.
• D)measure of reliability.

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