A researcher was interested in assessing whether a new medication had negative side effects on reaction time.He performed an experiment on a group of rats.One group of rats received the medication, and the other group of rats did not.He then measured reaction time differences between the two groups on a series of tasks.In this experiment, the dependent variable is:
A) reaction time.
B) tasks.
C) rats.
D) medication.

Question

Quizplus · Accepted Answer

The dependent variable is the variable that is being measured and is expected to change in response to the independent variable. In this experiment, the researcher is measuring the reaction time differences between the group of rats that received the medication and the group that did not. Therefore, the dependent variable is the reaction time.

A Researcher Was Interested in Assessing Whether a New Medication