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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 , P1 _ |2 F) [8 m4 c ], f& h7 b
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She was called the luckiest woman in the world.& f: h3 p, Y8 Y" u3 k& d
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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./ G% `# R) M- r# s$ r
/ J2 c+ y* o8 T7 t& Q% ^. UJoan R. Ginther, 63, from Texas, won multiple million dollar payouts each time.1 F" g- T1 q! A7 [* Z
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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 $10million jackpot.6 c1 {' Q! M; {8 d4 q) S3 c1 D* P
9 u+ v* U0 B! f, o' n# Y% {The odds of this has been calculated at one in eighteen septillion and luck like this could only come once every quadrillion years.
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Harper's reporter Nathanial Rich recently wrote an article about Ms Ginther, which calls the the validity of her 'luck' into question.1 Q* ^3 I& ~% `5 }3 F3 }# C
" L3 h$ d8 x* W. Y* N! M! C9 hFirst, he points out, Ms Ginther is a former math professor with a PhD from Stanford University specialising in statistics.; m# f0 M9 `+ |
/ C5 M! w X7 g' c( j' gA 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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