Vocabulary

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A practical dictionary of 512 AI, machine learning, mathematics, and programming terms from HerbDev’s AI Vocabulary app. Start with a definition, explore an example, then follow the concepts behind it.

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Posterior

Statistics & Probability · Level 2 of 5

Posterior

The updated probability distribution after conditioning on data.

It reflects both the likelihood and prior assumptions.

Example

Observed measurements narrow the plausible range of a parameter.

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Audio transcript

Posterior. The updated probability distribution after conditioning on data. It reflects both the likelihood and prior assumptions. For example: Observed measurements narrow the plausible range of a parameter.

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This helps you interpret numerical evidence without overstating what it establishes.

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