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Mean

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

The mean is the arithmetic average found by adding values and dividing by the number of values.

Course connection

PSAT Math

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Mean cheat sheet for homework

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5 Must Know Facts For Your Next Test

  1. Mean appears across 1 PSAT guide as a remediation concept.
  2. The mean is pulled by unusually high or low values more than the median is.

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Additional resources (1)

Mean Definition for PSAT | Fiveable