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Pythagoras in statistics: distances and errors in quadrature

Euclidean and Manhattan distance, why independent errors add as squares, the pooled SE of a z-test vs the unpooled SE of an interval, and how to read the Wilson and Newcombe interval formulas.

Lesson 15 of 36~28 min of learningIncludes ~14 min for questions and tasks

Read the theory (8 cards)
A right triangle of two blue sticks with an orange diagonal, square tiles on each side and map pins at its ends.