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发表于 2018-5-10 11:02
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'Lucky' woman who won lottery four times outed as Stanford University statistics PhD
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She was called the luckiest woman in the world.* E. f6 g" f, I# r8 B4 i. n
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But now that luck is being called into question by some who think that winning the lottery four times is more than just a coincidental spell of good fortune.) {8 b+ c. W" o6 s6 ]& i" H1 v5 |, H3 M
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Joan R. Ginther, 63, from Texas, won multiple million dollar payouts each time.
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. e7 t5 R$ ]5 m6 P9 ^, gFirst, she won $5.4 million, then a decade later, she won $2million, then two years later $3million and in the summer of 2010, she hit a $10million jackpot.1 n$ b! T' F$ p, `, E" ?- r& F
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The odds of this has been calculated at one in eighteen septillion and luck like this could only come once every quadrillion years.
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. s: D/ O! B5 ^3 _/ T% U$ \Harper's reporter Nathanial Rich recently wrote an article about Ms Ginther, which calls the the validity of her 'luck' into question.
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; W- d; ?2 b5 d, HFirst, he points out, Ms Ginther is a former math professor with a PhD from Stanford University specialising in statistics.9 f% F& a5 S* s0 c7 S, ]
: U! L0 s) p2 M t: rA professor at the Institute for the Study of Gambling & Commercial Gaming at the University of Nevada, Reno, told Mr Rich: 'When something this unlikely happens in a casino, you arrest ‘em first and ask questions later.'
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