What's the difference between correlation and causation, and why does it matter? Dr. Madeleine Hinwood, a HMRI Senior Data Statistician and The University of Newcastle, Australia researcher, breaks it down with a simple example. Ice cream sales and shark attacks both increase in summer, but ice cream doesn't cause shark attacks, the link is warmer weather. The same thing happens in health data. We see relationships between things, but they're not necessarily causal. Take recent headlines about p

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