In a controlled experiment, which group experiences the test?

a. measurements and observations
b. control group
c. experimental group
d. instruments and equipment

C. Experimental group

Explanation:

A controlled experiment is a scientific test in which a single variable can be directly manipulated to know the effect of manipulation over the variable under study. A control variable is used over which no manipulation is performed. It is kept as a benchmark for comparison of observations by using the control and experiment group in an experiment.

An experiment group is a set of independent variables over which the tests are performed in a controlled experiment.

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