Question

Which best describes the purpose of a controlled experiment?

Answer 1

a controlled experiment is an experiment that you have 100% controll of so if something goes wrong you can controll it easily unlike an uncontrolled experiment that can turn out to be very dangerous.

Step-by-step explanation:

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Answer 2

A controlled experiment is an experimental setup designed to test the hypotheses. It has one or more conditions (independent variables) and measures (dependent variables). It is necessary to change more than one variable, but all of the experimental conditions will be controlled so that only the variables being examined change and the amount or way of change is measured.

Step-by-step explanation:

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