Using a Standard Power Table,approximately How Many Participants Are Needed

question 34

Essay

Using a standard power table,approximately how many participants are needed for 80% power in each of the following planned studies that will use correlation and the .05 significance level?

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Definitions:

Cognitive Processes

The mental activities involved in acquiring, storing, and manipulating knowledge, such as perception, memory, and thinking.

Between-Subjects Design

A research design in which different groups of participants are exposed to different conditions or treatments.

Within-Subjects Design

A research paradigm in which the same experimental participants participate in different experimental conditions.

Introspection

Reviewing or scrutinizing one's own psychological and emotional states.