🧠ap psychology review

Variable Ratio

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

In psychology, variable ratio refers to delivering reinforcements after an unpredictable number of responses.

AP course connection

Topic 4.3: 4.3 Operant Conditioning

Unit 4

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