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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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1 d T, }( R \8 @. NShe was called the luckiest woman in the world.8 `+ r! Z2 i1 |1 Q; y* t& e* o6 c5 y
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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.
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# h. X0 x! j0 W, T, T& q. D3 XJoan R. Ginther, 63, from Texas, won multiple million dollar payouts each time.
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, x; h& t; _0 r1 U1 I% 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.
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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.* V% E; ~5 x! K- O1 m( L0 `8 y* T
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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.9 R) j& H7 E, r4 q4 j
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First, he points out, Ms Ginther is a former math professor with a PhD from Stanford University specialising in statistics.4 z6 |. \ z, |' e4 x) c h' O
* m: N" e) O- dA 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.'3 h# e& L8 V# f, `4 F8 c
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