If a Data Set Is Normally Distributed, What Is the Proportion

question 122

Multiple Choice

If a data set is normally distributed, what is the proportion of measurements you would expect to fall within $\mu \pm \sigma$ ?

• A) \(95 \%\)
• B) \(100 \%\)
• C) \(50 \%\)
• D) \(68 \%\)

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Definitions:

Random Assignment

A method used in experiments where participants are randomly assigned to different groups to ensure each group is the same before the start.

Research Participants

Individuals who take part in research studies, providing data through their responses, behaviors, or biological samples.

Experiment

An investigative process used to explore new phenomena, verify conjectures, or showcase factual information.

Correlational Studies

Correlational studies are a type of research approach that investigates the relationship between two or more variables to determine if a statistically significant association exists.