Month: July 2015

Guess Poo: An application of nearly-orthogonal fractional factorial design

We have the game ‘Guess Who’, which comes with a selection of sheets to play variants of the original game. In a flash of comedy inspiration, my eldest, Meg, and I thought it would be excellent if there was a game called ‘Guess Poo‘. In Guess Poo, instead of trying to identify faces, you have to identify faeces. We therefore set about designing drop-in sheets for our game. (‘Guess Who’ is probably a trademark of Hasbro or Milton Bradley, and I would be very surprised indeed if either of them endorsed this post.) Choice of characteristics In the original, the faces have different values for various characteristics, such as hair colour, whether they wear glasses, gender, and so on. It

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