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Lesson 56Growth Mastery
Sample-Size Humility Card
One-session vs early-read vs committed-sample guidance so one good night never becomes a myth.
Sample-size ladder
- One session = a data point, not a result
- Three to four sessions = an early read, too small for success
- Five to eight sessions across two to three weeks = enough for an honest keep/adapt/kill call
My commitment
Minimum sessions I need before trusting this result