经济学人双语精读｜统计与社会：已知的未知

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点击文章末端“ 阅读原文 ” 获取完整电子版 （ PDF + Word + MP3音频） 每天分享一篇经济学人双语精读 全文翻译+全文注释+长难句分析 背景知识+写作技巧+短语+段落大意+词汇精析 本期同步音频 01 经济学人原文 statistics  and society ： Known unknowns The Art of  uncertainty . 【 1 】 A  hazard  of teaching  mathematics  rather than, say, history is that the homework is a lot harder to come up with. After all, “was Henry VIII a good king?” is a  reasonable  question to ask either a classroom of nine-year-olds or a  lecture  theatre of  postgraduates . But “solve this  quadratic equation ” would leave the classroom  nonplussed  and the  lecture  theatre  unimpressed . Maths is learned by doing, and  devising  a problem that is easy enough to be  accessible , yet hard enough to be  satisfying , is a  devilish  problem itself. 【 2 】 Partly for this reason, books that successfully  com ………………………………