To conduct a randomized experiment,researchers usually classify the participants into a ________.
A) study group and a control group
B) treatment group and a test group
C) study group and a treatment group
D) treatment group and a control group

Question

Quizplus · Accepted Answer

A randomized experiment typically involves randomly assigning participants to either a treatment group (which receives the intervention being tested) or a control group (which does not receive the intervention or receives a placebo). This allows researchers to compare the outcomes of the two groups and determine whether the intervention has a significant effect. Therefore, the best choice is D, as it correctly identifies the two groups typically used in randomized experiments.

To Conduct a Randomized Experiment,researchers Usually Classify the Participants into a ________