Statistics so you don't fool yourself: explore, estimate and compare

An AI copilot calculates an average, a correlation or a “significant result” for you in seconds, and does not warn you when that number does not mean what it seems to. This course goes through, in four blocks, the four classic ways of fooling yourself with data and the check that prevents each one: the summary that hides the shape, the cleaning nobody recorded, the figure without a margin and the difference found by dint of searching.