If the Researcher Suspects That the Strength of the Relationship

question 73

Multiple Choice

If the researcher suspects that the strength of the relationship between two variables in the population is .15,as indexed by the correlation coefficient squared,what sample size should he use in a study involving an alpha level of .05,nondirectional test,in order to achieve a power of .99?

• A)97
• B)111
• C)131
• D)145

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Definitions:

Community

A community is a group of people living in the same place or having a particular characteristic in common, often sharing common values or interests.

Personal Wealth

The total value of an individual's assets, including money, property, and investments, minus all debts.

Power

The ability or capacity to do something or act in a particular way, often involving the control over resources or people.

Negative Emotions

Feelings that are generally considered to be displeasing or unfavorable, such as sadness, anger, fear, and guilt, which can impact mental and physical well-being.