This example, from Keith Soper at Merck, illustrates the exact permutation Cochran-Armitage test carried out on permutation resamples. In the following data set, the 0s represent failures and the 1s ...

Alice the quantum magician: If you shuffle a large deck of cards and then hide most of the labels on the cards, no-one will be able to tell what permutations you made – unless the cards are quantum.