The Approximate Total Number of Participants Needed for 80% Power

question 97

Multiple Choice

The approximate total number of participants needed for 80% power with a 3 by 3 (df = 4) contingency table at the .05 level if you expect a medium effect would be:

• A)48
• B)133
• C)1,194
• D)121

Determine the applicability and limitations of different research methods.

Understand operational definitions and their role in research.

Comprehend the principles of correlational research and its implications.

Understand the concept of correlation and how it is quantified.

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