Question

6 multiple choice 1 point karen is researching the effects of a new sleep aid on insomnia. she gives one group of participants the new sleep aid (group a), identical - placebo (group b). which group represents the experimental group? group b no choices are correct group a

Explanation:

In an experiment, the experimental group is the one that receives the treatment being tested. Here, the new sleep - aid is the treatment, and Group A receives it.

Answer:

C. Group A