Non-randomness
In 2003, Mohan Srivastava, a Canadian geological statistician, found non-random patterns in "Tic-Tac-Toe" tickets sold by the Ontario Lottery and Gaming Corporation. "Tic-Tac-Toe" was pulled off the shelves, and became the first game ever recalled by the OLG.
In 2011, it was reported that Joan R. Ginther, a former statistics professor, had won four different multi-million dollar jackpots in Texas—three of which came from purchasing scratch-off lottery tickets. It was speculated that there was actually a pattern to where and when the winning tickets were sold, and that Professor Ginther had figured out this pattern.
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