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Xiao-Li Meng writes: Aging is a process that few look forward to, but like everything else in life, it is not without its silver linings. One of them is getting invitations to toast and roast your friends (or secret foes), at their expense. In the last month alone, I was…

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Contributing Editor Xiao-Li Meng has been in a case of repeated mistaken identity—a result, perhaps, of people seeing what they hope to see. He cautions against doing the same with your data… If I am fortunate to have you as a frequent reader of the XL-Files, you might recall…

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Xiao-Li Meng got it. COVID, that is. But the silver lining is that he now makes a welcome return to writing the “XL-Files”: What happens when a statistician becomes a COVID statistic? Well, first of all, a COVID fever reignited my XL fervor. No, the missing “XL-Files” have not been…

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The XL-Files Xiao-Li Meng writes: On November 6, 2020, I woke up to a flood (for a statistician) of tweets about my 2018 article, “Statistical Paradises and Paradoxes in Big Data (I): Law of Large Populations, Big Data Paradox, and the 2016 US Presidential Election”. A kind soul had…

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Xiao-Li Meng writes: The arrival of COVID-19 has ignited global anxiety about how we deal with uncertainty and risk. Uncertainty blurs our collective vision, and risk takes our breath away—alas, sometimes literally. Since we statisticians and probabilists have always been proud of being at the forefront of studying uncertainty and…

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