【统计学】判断抽样

Todd: OK, Hello! Nanju: Hello! Todd: Hi, what's your name? Nanju: Yeah, my name is Nanju. Todd: Nanju. Nanju, how do you spell you name? Nanju: Yeah, my name is like N-A-N-J-U. Todd: Oh, OK. That's a nice name. Nanju. And where are you from? Nanju: I

发表于:2018-12-02 / 阅读(154) / 评论(0) 分类 原版英语对话1000个

American Stories - Science Fiction: 'A Princess of Mars' by Edgar Rice Burroughs (Part 3) BOB DOUGHTY:Now, the Special English program, American Stories. (MUSIC) Last week we broadcast the second of our programs called A Princess of Mars. The story i

发表于:2018-12-07 / 阅读(139) / 评论(0) 分类 2011年VOA慢速英语(七)月

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

发表于:2018-12-31 / 阅读(183) / 评论(0) 分类 商务英语必备1000字

THIS IS AMERICA -October 28, 2002: Halloween and Edgar Allan Poe By Carolyn Weaver VOICE ONE: October Thirty-First is Halloween. It is an unofficial holiday that celebrates the frightening and strange

发表于:2019-01-02 / 阅读(205) / 评论(0) 分类 This is America

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

发表于:2019-01-03 / 阅读(180) / 评论(0) 分类 财会英语

英文歌词: There's somethin' wrong with the world today I don't know what it is Something's wrong with our eyes We're seeing things in a different way And God knows it ain't His It sure ain't no surprise We're livin' on the edge There's somethin' wr

发表于:2019-01-07 / 阅读(122) / 评论(0) 分类 英文摇滚歌曲

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-07 / 阅读(134) / 评论(0) 分类 英语单词荟萃

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: Edgar Allan Poe And I'm Shirley Griffith. This year is the two hundredth anniversary of the birth of writer Edgar Allan Poe. The United States Postal Service i

发表于:2019-01-10 / 阅读(106) / 评论(0) 分类 VOA慢速英语2009年(二)月

As Australia's federal parliament prepares to vote this week on a sweeping carbon trading program, scientists say that aboriginal fire management practices could help reduce the country's greenhouse gas emissions. Indigenous techniques have limited

发表于:2019-01-14 / 阅读(140) / 评论(0) 分类 VOA标准英语2009年(八月)

ROBERT SIEGEL, HOST: Remember John Hodgman, Daily Show expert on just about everything, co-star of the Apple Mac commercial campaign in which he played the clunky PC, cataloger of nonsensical histories in the three-book series called The Areas Of My

发表于:2019-01-16 / 阅读(154) / 评论(0) 分类 2017年NPR美国国家公共电台10月

By Barry Newhouse Islamabad 18 October 2007 Hundreds of thousands of supporters of Pakistan's former Prime Minister Benazir Bhutto are cheering her homecoming after eight years in self-imposed exile. From Islamabad, VOA's Barry Newhouse reports Ms. B

发表于:2019-01-19 / 阅读(132) / 评论(0) 分类 2007年VOA常速英语(十月)

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

发表于:2019-01-21 / 阅读(111) / 评论(0) 分类 天天商务口语

发表于:2019-02-01 / 阅读(155) / 评论(0) 分类 财会英语

By Chad Bouchard Yogyakarta, Indonesia 15 December 2006 Government leaders from around Asia have pledged to boost air quality control programs in some of the most polluted cities of the world. As Chad Bouchard reports from the Indonesian city of Yog

发表于:2019-02-05 / 阅读(183) / 评论(0) 分类 2006年VOA标准英语(十二月)

Ⅱ. Acknowledgment 认收 Specimen Letters When a seller receives his customer's order he usually acknowledges the receipt of the order. The following are some printed routine acknowledgments: (1) XI'AN TEXTILE CORPORATION 164 East street, Xi'an Tel

发表于:2019-02-06 / 阅读(187) / 评论(0) 分类 实用英语

通知与确认 Acknowledgments Confirmations 通知对方接到来信Acknowledging receipt of letters1. Dear Mr/Ms,Thank you for your letter No. A-3 of 6th May, offeringus 6 UI-4 Viewdatas. We have passed it on to ourTechnical Department for their c

发表于:2019-02-06 / 阅读(164) / 评论(0) 分类 实用英语

juven juven = young 年轻,年少 728. juvenile〔 juven 年少,-ile 形容词后缀, 的 〕青少年的;〔 转作名词 〕青少年 729. juvenility〔 见上,-ility 名词后缀 〕年少,年轻730. juvenescence〔 juven 年少,年轻,

发表于:2019-02-17 / 阅读(163) / 评论(0) 分类 GRE英语

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

发表于:2019-02-17 / 阅读(121) / 评论(0) 分类 阅读空间

natality 生育 fertility 生育率 fecundity 生育能力 birth rate, natality rate 出生率 births 出生人数 parity 胎次 premature birth 早产 life birth 活产 stillbirth 死产 birth peaks 出生高峰 mortality 死亡 mortality rate 死亡率

发表于:2019-02-18 / 阅读(138) / 评论(0) 分类 实用英语

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(133) / 评论(0) 分类 英语口译
学英语单词
-pronged
7-Methoxyflavonol
aerocarburetor
agency at ministerial level
aizumycin
Al Khurmah
anisometropy
anisyl aidehyde
Anterselva di Sopra
army brass
batzer
Benue, R.(Bénoué)
borehole flowmeter
brehs
burlesques
cliff swallows
coaxed
coinin'
complex reactor
confinings
copy taster
counseling center
current collecting device
Cymostrophia
Diandioume
diffuse unilateral subacute neuroretinitis
do oneself a mischief
Eastern Orthodox Church
effective mean temperature difference
Eleutherococcus verticillatus
embedded microprocessor
endowment funds
espina
expectorant extract
external jugular vein
extra premium
far field area
gareaux
gas bottle set
ghost ship
Ghowr, Velāyat-e
giraffoid
guideresses
hazardous substance
helm wheel
hemangiona of scrotum
Heulinger equations
high position
hispanoes
hot air turbine
idol-worships
interest revenue
ion permselective membrane
irreducible algebraic family
isotope kinetics effect
Kharabali
Kildrum
ladyfied
lazy in training
left handed multiplication
Leostigmine
lime-sodas
main-boom
Matricaria indica
mental midgets
misvalue
mobility index
mol chloric
muskets
mutualistic symbiosis
net steel weight
neutron resonance spectroscopy
Nicollelia
Noord-Beveland
north-light
octahedral group
one-eighty-degree-approach
panchoes
permanent luminescent material
phosphodegron
poly high frequency therapy unit
pre-fix notation
probable track area
Rehmannia henryi
rickshaw
saturated-vapor temperature
seerships
shimaoka
Shipbuilding Insurance
shit fire and save matches
spacecraft battery
steady state optimization
steer signal
subtropical jet stream
sunder out
Tamera(Tāmirah)
trussed beam plough
turnover of accounts receivable
two way cord
typhoid serovaccine
vertical spindle type axial flow fan
Xerxes I