较优同阶有偏估计量

Rob: Hello Im Rob - a Gemini. Welcome to 6 Minute English. Im joined today by Neil. Neil: Hi Rob. I'm a Virgo. So, what does that say about my personality? That's the group of thoughts, feelings and behaviours which make you who you are. It means I a

发表于:2018-11-29 / 阅读(294) / 评论(0) 分类 六分钟英语

Lesson Fifteen Section One: Nev,,s in Brief Tapescript 1. American reporter Nicholas Daniloff arrived back in the United States today, and accused Soviet spy, Gennadi Zakharov, left for the Soviet Uni

发表于:2018-12-03 / 阅读(276) / 评论(0) 分类 高级英语听力

[00:00.00]detail n. vt. [00:00.73]细节 详述 [00:01.46]avenue n. [00:02.14]大街 [00:02.82]personal a. [00:03.59]个人的 [00:04.36]independent a. [00:05.09]独立的 [00:05.83]somewhere adv. [00:06.52]在某处 [00:07.21]abroad adv. [00:08.01]在

发表于:2018-12-05 / 阅读(302) / 评论(0) 分类 工商管理英语

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(201) / 评论(0) 分类 数学英语

【句子对照】 Financing your studies may seem like a tall order, but there is plenty of help available. 为你学习提供资金的要求太苛刻了点,不过可以给你很多帮助。 【关键俚语】 a tall order 英:difficult thing to do 中:离谱的要求

发表于:2018-12-24 / 阅读(193) / 评论(0) 分类 俚语口头禅

丹尼尔和汤姆中午放学后到餐馆吃午餐,两个小家伙要吃虾球,好像又碰上了好玩的事情,究竟是怎么回事呢? Listen Read Learn Daniel: Tom, we are in the restaurant now! Waiter: May I take your order? Daniel: I'd like to see the menu, please. Waiter: OK, her

发表于:2018-12-26 / 阅读(202) / 评论(0) 分类 英语口语大赢家

By Tendai Maphosa London 21 June 2007 The perception that young black Britons are more likely to get involved in crime is being countered by a recently released report that details racial profiling and discrimination in the British legal system. Tend

发表于:2019-01-13 / 阅读(258) / 评论(0) 分类 2007年VOA标准英语(六月)

AILSA CHANG, HOST: Starbucks' plan to close all of its U.S. stores for an afternoon to give their employees racial bias training has a lot of people asking, will this even work? We know little about what the training will include. Starbucks has said

发表于:2019-01-16 / 阅读(232) / 评论(0) 分类 2018年NPR美国国家公共电台4月

To conduct an experiment, 20/20 hired actorssome great looking, some notand put them in situations to gauge how often the lookers would get preferential treatment. In the first test, we put two women next to cars without gas in Atlanta. The women wor

发表于:2019-01-21 / 阅读(201) / 评论(0) 分类 阅读空间

Racial discrimination in science 科学界也有种族歧视 A black and white answer 黑人,白人 In American science, race affects the chance of getting a grant 在美国科学界,种族影响得到拨款的几率 YOU might expect that science

发表于:2019-01-26 / 阅读(204) / 评论(0) 分类 经济学人科技系列

GWEN IFILL: Now we turn to another angle of our continuing of climate change and its impact. Tonight, our science team looks at the toll it is taking on sea turtles and some of their tiniest offspring. We went to the coast of Southern Florida and cam

发表于:2019-01-27 / 阅读(169) / 评论(0) 分类 PBS访谈环境系列

India rapped over birth bias 印度因婴儿性别偏见遭谴责 India is seeking to get population growth down 印度正在寻求降低人口出生率的办法 The United Nations Population Fund has taken India to task over its ratio of females to

发表于:2019-01-30 / 阅读(177) / 评论(0) 分类 双语有声阅读

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(179) / 评论(0) 分类 英文语法词汇

It happens every summer: offices turn on the air-conditioning, and women freeze into popsicles. But until now, there was no data to understand why women felt cold and were slipping on cardigans while men just rolled up their sleeves at the same tempe

发表于:2019-02-05 / 阅读(256) / 评论(0) 分类 英语新闻

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(294) / 评论(0) 分类 英文语法词汇

I have a question: 我要问大家一件事: Who here remembers when they first realized 在座的各位谁还记得当自己第一次意识到 they were going to die? 自己有一天会死去时那一刻的感受? I do. I was a young boy, 我还记

发表于:2019-02-14 / 阅读(211) / 评论(0) 分类 TED演讲科学篇

Although a full IQ test takes an hour or more and costs hundreds of pounds, performance on this one simple test is highly predictive of your overall intelligence. 虽然一个完整的智商测试需要一个小时或者更长,并且花费上千元,

发表于:2019-02-18 / 阅读(135) / 评论(0) 分类 阅读空间

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(189) / 评论(0) 分类 英语口译

RACHEL MARTIN, HOST: There's a recent study out of Oregon that shows that race comes into play, even when it means administering lifesaving care. Specifically, this study shows black patients are 40 percent less likely to get pain medication than whi

发表于:2019-02-19 / 阅读(188) / 评论(0) 分类 2019年NPR美国国家公共电台1月

Take all my loves, my love, yea, take them all; 把我的所爱者夺走吧,全都夺走, What hast thou then more than thou hadst before? 且看你是否比从前多添了朋俦? No love, my love, that thou mayst true love call; 爱呵,你找不

发表于:2019-02-24 / 阅读(282) / 评论(0) 分类 莎士比亚十四行诗全集
学英语单词
360-degree feedback
a priority
abusse
AHR2526
air-mass meteorology
amphidesmous
ankle socks
anterior pituitary hormones
Ball And Roller Bearings
bergiers
biotite
black-to-white transition
blear eye
blowthir
Bonus Eventus
Buenos
classical physics
climbing-film oil nozzles
coach's box
coastal-zone
color electrostatic printer
colorimetric estimation
concentration of capital
cook-pot
coresidual
coxinha
creative
dichloracetyl chloride
dictyopteris delicatula
digitoplantar
Diomida, Ostrova(Diomede Is.)
dry dross
eccysis
effective decay constant
feith
firstmost
free blade
German steel
heavy key
homarus vulgariss
hypergonadotropic syndrome
inferior train
iron foot valve
Irsch
island structure
jauravia limbata
Lacroix-Barrez
Lal-Lo
liquid seal
Maddox wing
malathions
military harbor management
near monopoly
north american
of one's own
Okposi
Old World leishmaniasis
olderman
on top
output execution set
oxoacid
Palaeocaridae
paper-airplane
Phaistos Disc
plagium
plastic-bodied car
pneumatic drilling machine
post-taliban
principal normal
puberty
putrescent
rail scrap
remote-control high tension switch
rheidol
Rhododendron dignabile
rubbery texture
Samsinbong
Second Reader
seepage velocity
Sencephalin
service regulations
ship signaling
shot-sand separator
significs
sixty-seven
slow-operate fast-release relay
spring manometer
tapped us
the federation of malaysia
the rockies
thermosonde
twist and turn
unclonable
under the internal revenue code
unfearful
viscose force
voluntary code of practice
wade through something
warpwise
water for commercial use
wellshire
zenith instrument