Glossary · Phase 2 · Math, when you need it
Likelihood
How well some settings explain the data you saw. Training often picks the settings that make the data most likely.
Try it now
Slide the guess to find the top of the curve. It always peaks exactly at opens ÷ emails.
Learn it properly
Maximum likelihood · Choose the parameters that make the data most probable. About 25 minutes.
Other terms from the same lesson
- log-likelihood: The log of the likelihood. Adding logs is easier than multiplying many tiny chances, and the best fit stays the same.
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