In any experiment the part of the experiment that contains the variable is called

Experimental or treatment group

Explanation:

In science, researchers use different variables to test the cause or effect of a specific treatment or phenomena. These variables could be dependent or independent.

In these experiments, the control group refers to a group that does not receive any type of treatment or, in other words, does not receive any variable. On the other hand, the experimental group receives the treatment or variables and is the one that would show the results.

These two groups - control and experimental - are subsequently compared.

as you read the passage below, consider how dana gioia uses

evidence, such as facts or examples, to support claims.

reasoning to develop ideas and to connect claims and evidence.

stylistic or persuasive elements, such as word choice or appeals to emotion, to add power to the ideas expressed.

explanation: