Culture
Guardian Puzzles Feature Probability and Statistical Deception Challenges
July 13, 2026 at 06:15 PM
Coverage
4 reports · over 346 hours
The newspaper's puzzle column published a coin-flip game show problem and a set of puzzles about data deception on consecutive weeks.
- On July 6, The Guardian published a puzzle in which two contestants flip coins and must guess each other's result, with a solution that raises the winning probability from 25% to 50%.
- The puzzle was contributed by Henk Tijms, emeritus professor of operations research at VU Amsterdam.
- On June 22, the column featured a puzzle illustrating Simpson's paradox, where two separate polls showed a policy more popular among men but less popular overall when combined.
- A reader competition for "Anguish Languish" sentences was won by Edward Barrett for a version of "Mary had a little lamb."



