单词：systematic random sampling
单词：systematic random sampling 相关文章
台湾籍旅美老师今天交给我们的句子是： Unfortunately, there's one group of people who get almost no systematic feedback to help them do their jobs better. 不幸的是，有一群家伙，从来没有得到过系统化的反馈，以此
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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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Random1) Thoughts-Party Last night,pressured by well－intentioned friends,for the first time in months,I came out of writers seclusion and attended a cocktail party which is another word for a social gathering.So there I was,trapped in a crowded roo
英语沙龙
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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Jennifer: Hello and a very warm and friendly welcome to the first 6 Minute English of 2013. My name is Jennifer and with me in the studio for today's programme is Callum. Happy New Year! Callum: Hi Jen - happy New Year! Jennifer: Have you made any Ne
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This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Ever been woken up by the sound of the refrigerator compressor kicking on? Well, such clumsy heat exchange units featuring long metal coils may be on their way out. Becaus
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This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Ants are known for working together, operating as a unit for the good of the colony. But not so fast, say researchers from the Universities of Leeds an
Scientific American(三)月
1.Bending 弯曲 A: What kind of parts do you usually need to bend? B: Tubular parts or stampings. A：什么样的零件一般需要进行弯曲加工？ B：管状零件或冲压件。 2.Cycle time 工作周期 A: What is the cycle time of the injection molding machine？ B: Three
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Sample topic: Me and My Dragon. The informal essay is written mainly for enjoyment. This is not to say that it cannot be informative or persuasive; however, it is less a formal statement than a relaxed expression of opinion, observation, humour or pl
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今天我们要学的词是random。 Random, 是随机、任意的意思。The firefighters have to undergo a random drug test once a year, 消防队员每年要接受一次是否服用毒品的抽查。The boxer refused to submit random blood tests
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因为有了高科技，我们的工作方式正在发生变化。不少人在家做telecommuter（远程上班族），有的公司实行hot desking（办公桌轮用制），都是怎么高效怎么来。随之而来的，不少公司的管理风格也
英语口译
给员工高薪是最好的激励方式吗？当然是。人们期望自己的工作能得到报酬。但是薪酬对于成就卓越企业来说有多重要呢？结果可能并不如你想象的那样重要。 Numerous studies have attempted to find
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BEIJING, Feb. 20 (Xinhua) -- China's banking industry regulator said Monday that preventing systematic financial risks has become a top priority as the global financial crisis enters a more complicated phase. The country will work to defuse local gov
英语新闻
给员工高薪是最好的激励方式吗？当然是。人们期望自己的工作能得到报酬。但是薪酬对于成就卓越企业来说有多重要呢？结果可能并不如你想象的那样重要。 Numerous studies have attempted to find
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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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Some of us feel well-rested after a solid eight hours of sleep. For others, closer to nine feels best. For others still, a little less will do. How much sleep we prefer to get is highly subjective -- but how much sleep we need is a bit more concrete.
英语新闻
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
英语口译
An aid to systematic study，which has proved of value in American colleges and universities is the system called SQ3R 。The SQ3R stands for： Survey Question Reading Recitation Revision 1）Survey 。In brief，this means that instead of picking u
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