I often teach in my statistics class that correlation should not be confused with causation. That is, observing that two variables move together does not necessarily mean that one variable caused the ...

IN THE mid-1990s, an algorithm trained on hospital admission data made a surprising prediction. It said that people who presented with pneumonia were more likely to survive if they also had asthma.

This IB Math AI SL 4.4 – Correlation & Regression resource develops students’ understanding of how relationships between two variables are analysed, interpreted, and used for prediction. The lesson ...

Scaffolded tasks, applied contexts, exam-style questions, and a complete answer key help students develop confidence in calculating, comparing, and evaluating correlation coefficients. The worksheet ...