If participants in the experimental group of a drug treatment study are much younger than participants in the control group,the age of the research participants is a
A) dependent variable.
B) correlation coefficient.
C) confounding variable.
D) replication.

Question

Quizplus · Accepted Answer

The age of the research participants is a confounding variable because it may be influencing the results of the study. If the experimental group is experiencing different outcomes than the control group, this difference could be due to age rather than the drug treatment. Therefore, age is a variable that needs to be controlled for in the study design and analysis to ensure that the results accurately reflect the effects of the drug treatment.

If Participants in the Experimental Group of a Drug Treatment