August 25, 2026
The statistics you need
Distributions, uncertainty, and the tests you will actually run — with enough understanding to know when the answer is 'this sample cannot tell you that'.
ReadSkill: Statistics
August 25, 2026
Data & Analytics
SQL, pandas, statistics and visualisation — plus the part that actually gets people hired: turning an analysis into a decision somebody acts on.
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Experimentation
Deciding whether the thing worked. Most disagreements about AI features are really disagreements about measurement.
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