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A comment on Relating t-statistics and the relative width of confidence intervals. Parent comment
Most heavy-tailed distributions make CLT convergence slow, and heavy-tailedness is relatively common.
Many methods in finance and pharmacology, just to give two examples, have had spectacular failures because they ignored that point.
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Most heavy-tailed distributions make CLT convergence slow, and heavy-tailedness is relatively common.
Many methods in finance and pharmacology, just to give two examples, have had spectacular failures because they ignored that point.