If the Researcher Suspects That the Strength of the Relationship

question 76

Multiple Choice

If the researcher suspects that the strength of the relationship between two variables in the population is .40,as indexed by the correlation coefficient squared,what sample size should she use in a study involving an alpha level of .05,directional test,in order to achieve a power of .80?

• A)13
• B)16
• C)20
• D)23

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Definitions:

Sentence

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Fallacy of Composition

An error in reasoning that occurs when it is assumed that what is true for the individual parts must also be true for the whole.

Negative Quality

An attribute or characteristic that is considered undesirable or has a detrimental effect on the perception or function of something.

African Safaris

Trips or expeditions in African wilderness areas, typically for the purpose of observing or hunting wildlife in their natural habitat.