Question

In an industrial psychology experiment, one group of participants is exposed to heat stress; another is not. all participants' performance on an attentional vigilance task is then examined. which set contains e

Answer 1

I believe the answer is: treatment group, experimental group, heat stress group

In research, equivalent items refers to the items that are identical in almost everything except their response toward a certain variable. Treatment group, experimental group, and heat stress group are all humans being with similar characteristics that viewed as 'identical' in researchers' point of view