单词：Cox's method of two-step sampling
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Ben's tooth Ben was eating an apple at school, ow! he said. Oh, look! My tooth has come outand here it is, in my apple! Ben went to show his teacher. Look, Mrs. Green, he said, My tooth has come out. Here's a little box to put it in, said Mrs, Green.
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AS IT IS 2016-03-31 Justice Department Unlocks Shooter's iPhone The United States Justice Department says it has found a way to get information from an iPhone used by a shooter in last years mass shooting in San Bernardino, California. The Justice De
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QC procedure 品管流程 What issues do we need to address to work out new QC procedures? 在制定新品管流程之前，有哪些問題必須先處理？ quality standard 品質標準 This year, Metro Factory experienced a noticeable decline in q
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Mrs. Spider's beautiful web Mrs. Spider was hungry.I'm going to make a web. I'm going to make a beautiful web,she said.I want to catch a fly. Mrs. Spider made a line, and she let it go in the wind. The wind blew the line on to a leaf. Mrs. Spider mad
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Pepper's adventure One day Dad came home with two pet mice in a little cage. Sarah loved them. She called the brown one Pepper and the white one Salt. Dad made a big new cage for Pepper and Salt. It had a wheel and a ladder and a room upstairs. Sarah
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A cook named William is working on making a sweet treat. Another is busily preparing paella, made of seafood and rice. They and other cooks are moving around a big kitchen in a hurry. They are not getting ready to serve guests at a restaurant, howeve
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1.audit 审计 2.attestation 鉴证 3.credibility 可信赖程度 4.audit of financial statements 财务报表审计 5.agreed-upon procedures 执行商定程序 6.high levels of assurance 高水平保证 7.compilation 编制 8.reliability 可靠性 9
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A Step Closer to Major HIV Prevention Method A U.S. government panel has recommended the use of a once daily pill to help prevent HIV infection. The pill has been shown to be very effective in studies. The Food and Drug Administration, the FDA, now h
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Lesson 85 Earn One's Living 1.I'm faced with the problem of earning my living . 2.I used to earn a living by teaching French . 3.They earn their living by playing the violin . 4.My uncle earns living with the pen . 5.How do you earn your living ? 6.I
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TATABANYA, Hungary, June 23 (Xinhua) -- Hungary beat China 10-8 in a women's water polo friendly game in here on Saturday. The match was a warm-up for the Olympic women's water polo tournament which begins on July 30 in London. China led after the fi
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It's a stat that gets bounced around as e-mail-forward wisdom: men think about sex every seven seconds. Even when the idea lacks this mythical specificity and grandiosity (that's 7,200 times a day!), the idea that men think about sex basically all th
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left-skewed 左偏 negative-skewed 负偏 right-skewed 右偏 positive-skewed 正偏 contingency table 列联表 sampling distribution (of a statistic)(某个统计量的) 抽样分布point estimate 点估计值 point estimator 点估计式 unbiased
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