In a controlled experiment, the group that is exposed to the variable being studied is called the _____, and the group not being exposed is called the _____.experimental group; control groupcontrol group; samplesample; populationpopulation; sample
In a controlled experiment, the group that is exposed to the variable being studied is called the _____, and the group not being exposed is called the _____.experimental group; control groupcontrol group; samplesample; populationpopulation; sample
发布时间：2025-09-15 09:55:00
