Question

A researcher wishes to examine the effects of a new medical treatment on patients with alzheimers disease. The researcher plans to examine the effects on a group of randomly selected subjects> what is wrong with this design?

Answer 1

The randomly selected people might have different genes that will allow their bodies to be immuned, accept, or reject the medication.

Explanation:

Each person has their own genes that allow them to be themselves. IF you are experimenting with medication to help a disease, the patients need to have very similar blood, genes, and other traits. Thank you and have a nice day