Answer :

The group of participants who receive the imposed treatment or special condition is referred to as the Experimental group.

What do you mean by experimental group?

Experimental group refers to a group of participants in a study usually for research who are exposed to a certain manipulation of the independent variable. It means some different treatment. The response of this set of group is compared with others.

For example : The group of participants listening to no music while studying is the control group and the groups listening to music, whether with or without lyrics, are the two experimental groups

Hence,  The group of participants who receive the imposed treatment or special condition is referred to as the Experimental group.

To know more about Experimental group from the given link

https://brainly.com/question/22675982

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