Evaluating the Experiment from the Inside: Internal Validity While Several

question 41

Multiple Choice

Evaluating the Experiment from the Inside: Internal Validity While several mistakes can threaten statistical conclusion validity, the two most common ones are

• A)computing too many statistical tests and achieving insufficient statistical power.
• B)confounding by extraneous variables and using too many subjects.
• C)selecting too extreme a significance level and using the wrong test for experimental data.
• D)using too many subjects and achieving insufficient statistical power.

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