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20-02-2020
Social Studies

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The procedure used to help ensure that the experimental and control groups do not differ in any way that might affect the results of an experiment is called:

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20-02-2020

Answer: random assignment

Explanation: Random assignment is a technique used to ensure results of an experiment is not affected by randomly selecting participants will belong to the experiment group and those that will belong to the control group.The selectionould be by permutation or flipping of coins to determine the participants of an experiment that will be in each group in order to avoid any form of selection bias.

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