A researcher wished to study the effects of alcohol on the time required to comp

Question

A researcher wished to study the effects of alcohol on the time required to complete a motor task. Participants were timed completing the task. They were then given one alcoholic beverage to consume. Twenty minutes later their performance on the task was again timed. The researcher compared the two means to determine if they were significantly different from one another. The measures of time to complete the motor task constitute what type of variables?

     dependent
       independent
       population
       complementary

Explanation / Answer

dependent variable because we want to see effect of alcohol on this variable.

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