方根估计量

数学英语 41 What are Statistics and Estimators?

by Jason Marshall Sometimes statistics* seems magical. Of course, there isnt really anything magical going onbut the fact that statistical methods can be used to pull useful information out of a hatful of messy data is, at a minimum, remarkable. And,

发表于:2018-12-07 / 阅读(161) / 评论(0)

数学英语

VOA慢速英语2011--Getting to the Root of How to Water Tree

Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t

发表于:2018-12-07 / 阅读(192) / 评论(0)

2011年VOA慢速英语(八)月

VOA慢速英语2011--How Root Beer Changed the Business World

THIS IS AMERICA - How Root Beer Changed the Business World BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. CHRISTOPHER CRUISE: And I'm Christopher Cruise. This week on our program, we look at the history of root b

发表于:2018-12-16 / 阅读(156) / 评论(0)

2011年VOA慢速英语(八)月

剑桥雅思七阅读Test3同义词替换

Cambridge 7 TEST 3 1. cause=reason=factor=origin=root 原因 n. 2. measure=weigh=time=take=read 测量 v. 3. route=motorway=highway=expressway 车道 n. 4. exclude=omit=miss out=leave out=drop 排除在外 v. 5. renewable=sustainable=recycling=enviro

发表于:2018-12-18 / 阅读(147) / 评论(0)

雅思英语

Eztalk美语【121】root for the school team 为校队加油

Yi-jun: So people can go and root for their old school team? Taylor: Yep. And relive those good old high school days. Yi-jun: You don't sound too excited about going to your reunion. Taylor: I'm not. I get a stomachache just thinking about it. Yi-jun

发表于:2018-12-25 / 阅读(148) / 评论(0)

Eztalk美语会话

影视歌曲：David Ake-Take Me Out To The Ballgame

Take Me Out To The Ball Game Take me out to the ball game Take me out to the crowd Buy me some peanuts and Crackerjacks I dont care if I ever get back Cause it root, root, root for the home team If they dont win it's a shame For it one, two, three st

发表于:2019-01-10 / 阅读(134) / 评论(0)

影视英文歌曲

英语歌曲:Take Me Out To The ball Game

TakeMeOutToTheballGame Takemeouttotheballgame,Takemeouttothecrowd,---- Buymesomepea-nutsandCrack-erJacks,Idon'tcareifInev-ercomeback, Andit'sroot,root,rootforthehometeam, 主队 Iftheydon'twin,it'sashame, 羞耻 Forit'sone,two,therestrikes 罢工 ,Yo

发表于:2019-01-10 / 阅读(203) / 评论(0)

Wee Sing In The Car

VOA标准英语2010年-Website of the Week – The Root

News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and

发表于:2019-01-13 / 阅读(162) / 评论(0)

VOA标准英语2010年(二月)

English quotes 英文谚语：金钱是万恶之源 Money is the root of all evil

Money is the root of all evil. Do you think this is true? How can money lead people to do bad things? Do you think money can do good things? If so, give examples! (Note: Although many people repeat this quote, the original saying was Love of money is

发表于:2019-02-02 / 阅读(180) / 评论(0)

english quotes 英文谚语

统计学名词词汇

统计学名词词汇 population 母体 sample 样本 census 普查 sampling 抽样 quantitative 量的 qualitative/categorical 质的 discrete 离散的 continuous 连续的 population parameters 母体参数 sample statistics 样本统计量 descriptive statistics 叙述统计学 infer

发表于:2019-02-03 / 阅读(146) / 评论(0)

英文语法词汇

学个词Learn a Word 第1699-root-cause

今天我们要学的词是 root cause。Root cause 根本原因。世界经济论坛说，The lack of competitiveness in Europe is the root cause of financial instability and rising unemployment numbers in the region. 缺乏竞争力是欧洲经济不

发表于:2019-02-03 / 阅读(159) / 评论(0)

英语单词荟萃

每日一词【848】root：为某人打气，捧场

今天我们要学的词是root。 Root, 做为动词，是为某人打气，捧场的意思。The whole town is rooting for the local high school football team, 整个小镇都为当地高中橄榄球校队加油。I always root for the underdog, 我总

发表于:2019-02-05 / 阅读(141) / 评论(0)

英语每日一词

统计学名词英语单词

统计学名词英语单词 population 母体 sample 样本 census 普查 sampling 抽样 quantitative 量的 qualitative/categorical 质的 discrete 离散的 continuous 连续的 population parameters 母体参数 sample statistics 样本统计量 descriptive statistics 叙述统计学 i

发表于:2019-02-06 / 阅读(220) / 评论(0)

英文语法词汇

学个词Learn a Word 第848期 Root

发表于:2019-02-06 / 阅读(121) / 评论(0)

英语单词荟萃

第137期:我已经上路了,你呢

我已经上路了,你呢？ 1. On my way... 我在路上节选自Send Me on My Way -Rusted Root 2. But at least for now, I gotta go my own way 但是至少就现在.我不得不走我自己的路了节选自Gotta Go My Own Way -Zac Efron / Vanessa

发表于:2019-02-12 / 阅读(114) / 评论(0)

卡卡课堂早餐英语

翻译考试词汇必备：统计学名词词汇（二）

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

发表于:2019-02-18 / 阅读(153) / 评论(0)

英语口译

你要知道-不要依靠别人,只能依靠自己(5)

你要知道 Something you have to know Don't mistreat someone else's heart and don't allow someone to mistreat yours. 不要伤别人的心，也不要让别人伤你的心。 Don't be afraid to say hello. 不要害怕跟别人打招呼。 Do things

发表于:2019-02-23 / 阅读(142) / 评论(0)

英语听力广播—Listening

你真的不胖

你真的不胖 If youre one of the legions of slim, fit and healthy people whose BMI (Body Mass Index) makes them technically overweight, this story will be music to your ears. A new test is about to launch called the ABSI. 很多人BMI指数(身体质

发表于:2019-02-25 / 阅读(172) / 评论(0)

阅读空间

托福阅读背景知识之健康指数新算法

很多人BMI指数(身体质量指数)超重，实际上却健康苗条。如果你也是其中的一员的话，那么下面的这个新研究可能会让你觉得很中听。因为一种新的测试体重的指数诞生了。 If you're one of the l

发表于:2019-02-26 / 阅读(176) / 评论(0)

雅思英语

不说 all ，英文还能咋说“完全”“彻底”？

提到完全、彻底，你的脑海中是否只会闪现all、completely、entirely 一类的单词？其实外国的小伙伴们还有更丰富的词汇，来表达他们强烈的语气呢~ 1. Every inch 不说 all，你也可以用every inch（每一

发表于:2019-03-04 / 阅读(152) / 评论(0)

英语口语

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学英语单词

arcus tendineus fasci? pelvis