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Normal Distribution in AP Psychology

Written by the Fiveable Content Team
Verified for the 2027 exam
Verified for the 2027 exam•Written by the Fiveable Content Team

Definition

A normal distribution, also known as a bell curve, is a statistical concept that refers to a type of continuous probability distribution for a real-valued random variable. In this distribution, most of the data falls near the mean (average), with frequencies decreasing away from the mean.

AP course connection

Topic 1.5: 1.5 Statistical Analysis in Psychology

Unit 1

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