nuisance variables

When There Is Variability That Is Extraneous To The Independent Variable?

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When There Is Variability That Is Extraneous To The Independent Variable? When we conduct experiments there are other variables that can affect our results, if we do not control them. Extraneous variables are all variables, which are not the independent variable, but could affect the results of the experiment. Does the extraneous variable affect the

What Are The Three General Ways Of Controlling Extraneous Variables?

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What Are The Three General Ways Of Controlling Extraneous Variables? Randomization: In this approach, treatments are randomly assigned to the experimental groups. … Matching: Another important technique is to match the different groups of confounding variables. Which method of controlling extraneous variables is the most effective? Control Through Sampling As discussed previously, random sampling is