📊ap statistics review

Binomial formula

Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 examWritten by the Fiveable Content Team • Last updated August 2025

Definition

The formula P(X = k) = C(n,k) × p^k × (1-p)^(n-k), where C(n,k) is the number of combinations, used to calculate the probability of exactly k successes in n trials.

AP course connection

Topic 4.10: 4.10 Introduction to the Binomial Distribution

Unit 4

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