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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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. I V4 Z D9 I, H( y" e! @She was called the luckiest woman in the world.
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2 K8 l, P: H; v( m0 G6 iBut 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.
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Joan R. Ginther, 63, from Texas, won multiple million dollar payouts each time.
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First, 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 $10million jackpot.0 D: G5 \2 H0 U+ V/ t7 t
0 B: M# }1 Z7 _9 }. D$ i7 F8 ]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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Harper's reporter Nathanial Rich recently wrote an article about Ms Ginther, which calls the the validity of her 'luck' into question. v& J, u# R) w( ]- p
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First, he points out, Ms Ginther is a former math professor with a PhD from Stanford University specialising in statistics.
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/ p9 v/ M- g- z/ `/ A3 fA 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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