1 define extraneous variable and confounding variable, Ask an Expert

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1. Define extraneous variable and confounding variable. Describe two methods used to prevent extraneous variables from becoming confounding variables.

2. In an experiment, participants are usually assigned to treatments using a random assignment procedure. Explain why random assignment is used.

3. Describe and differentiate a no-treatment control group and a placebo control group.

4. Explain why simulations and field studies are used.

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Basic Finance, Finance

Category:- Basic Finance
Reference No.:- M92038451

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