One of the Factors That Plays a Significant Role in Determining

question 125

Multiple Choice

One of the factors that plays a significant role in determining the sample size needed to achieve a desired margin of error is the:

• A)degree of variation in the population of values.
• B)population mean.
• C)sample mean.
• D)degrees of freedom of the t-distribution.
• E)all of the above.

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Definitions:

Introspection

Inspecting or watching one's personal thought and emotional patterns.

Cognitive Processes

Cognitive processes are the mental functions or operations by which individuals acquire, process, store, and retrieve information, including perception, memory, and reasoning.

Ecological Validity

The extent to which research findings accurately represent real-world settings.

Experimental Method

A research method in which variables are manipulated and the effects are observed and measured.