Dr. Smith is developing a new drug to treat headaches. To test this drug, she develops a study in which one group gets the new drug, and the other gets a placebo, or a fake pill. Dr. Smith measures whether or not headaches improve by giving each participant a survey each day. The drug is the _____.

Question

Quizplus · Accepted Answer

The drug is the independent variable because it is the variable that is being manipulated by the researcher. The dependent variable is the variable that is being measured, and in this case, it is whether or not headaches improve.

Dr Smith Is Developing a New Drug to Treat Headaches