准线性估计量

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(89) / 评论(0) 分类 数学英语

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(100) / 评论(0) 分类 数学英语

Whether we expand existing towns or build new cities it begs the question about how we build an environment that helps us live in harmony with each other and with the natural world, upon which we depend for our existence.The history of the earth told

发表于:2018-12-28 / 阅读(47) / 评论(0) 分类 智慧人生篇章

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(580) / 评论(0) 分类 英语讨论

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(119) / 评论(0) 分类 Scientific American(十)月

Five Tips for Planning a Presentation 关于规划报告的五个小贴士 Editor's note: When teaching public speaking, Professor Charles Lebeau divides presentation into three aspects. The three aspects of a presentation are: the physical message,

发表于:2019-01-12 / 阅读(66) / 评论(0) 分类 2015年VOA慢速英语(三)月

Scientists Use Sound Waves to Find Hidden Cracks in Bridges, Airplanes 科学家利用声波在桥梁和飞机寻找隐蔽的裂缝 On August 1, 2007, a steel bridge in Minneapolis, Minnesota, collapsed, sending people and vehicles into the Mississip

发表于:2019-01-12 / 阅读(70) / 评论(0) 分类 2015年VOA慢速英语(四)月

Room 212 Building 343 Tsinghua University, Beijing 100084 (010) 62771234 Email:good@tsinghua.edu.com xxx Objective To obtain a challenging position as a software engineer with an emphasis in software design and development. Education 1997.9-2000.6 De

发表于:2019-01-17 / 阅读(95) / 评论(0) 分类 实用英语

66 神秘的彗星

发表于:2019-01-30 / 阅读(123) / 评论(0) 分类 科技之光

数据结构基本英语词汇 数据抽象 data abstraction 数据元素 data element 数据对象 data object 数据项 data item 数据类型 data type 抽象数据类型 abstract data type 逻辑结

发表于:2019-02-01 / 阅读(76) / 评论(0) 分类 实用英语

Science and technology 科学技术 Launching aircraft 发射飞机 Proof by induction 让电磁感应来验证 In the future, airliners could be catapulted into the sky by electric motors 将来,会用电动机将客机弹射到天空中 READERS o

发表于:2019-02-03 / 阅读(84) / 评论(0) 分类 经济学人科技系列

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(74) / 评论(0) 分类 英文语法词汇

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(89) / 评论(0) 分类 英文语法词汇

这份简历是一个大学毕业生的英文简历,他寻求的职位是软件工程师,希望能在软件设计方面能发掘自己的潜能。由于刚毕业,没有多少经验,因此着重介绍了自己的能力和所学的课程。这份

发表于:2019-02-08 / 阅读(88) / 评论(0) 分类 实用英语

It goes up by 15 percent, 对于所有事物都是如此 and you have a 15 percent savings 你还能节省 on the infrastructure. 15%的基础设施经费 This, no doubt, is the reason 这无疑就是 why a million people a week are gathering in citi

发表于:2019-02-13 / 阅读(85) / 评论(0) 分类 TED演讲教育篇

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(100) / 评论(0) 分类 TED演讲教育篇

The average person in the United States watches almost five hours of television a day, more than an hour greater than the average of people in the world's biggest economies, new research says. 一项新研究发现,美国人平均每天看电视的时

发表于:2019-02-17 / 阅读(88) / 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(88) / 评论(0) 分类 英语口译

line of business 业务范围 line of credit 信贷限额 linear development 线型发展;直线发展 linear programming 线性规划 linked assets 相连资产 linked exchange rate system 联系汇率

发表于:2019-02-25 / 阅读(139) / 评论(0) 分类 财会英语

kin n.家属(集合称), 亲戚, 同族, 血缘关系, 家族 adj.有亲属关系的, 性质类似的, 同类的 kit n.成套工具, 用具包, 工具箱, 成套用具 lapse n.失误, 下降, 流逝, 丧

发表于:2019-02-25 / 阅读(172) / 评论(0) 分类 考研英语
学英语单词
aggregate weighted index
alatest
alway
Archipielago de Colon, Prov.de
as thick as thieves
auroral ray
Balkhāb
billikens
bring to a bring a halt to
brinksmanships
Brossac
bullfincher
Cellucon
Cephalotaxus wilsoniana
close button
coal-powereds
communication satellite technology
completed contract accounting
conditioned signal
conflict resolver
crossholdings
cubatory
davoren
demoralised
differentiation of symptoms and signs to identify etiology
dishwashing detergents
Duklja
embroidery frame
epicrania
external plasma
flower of sulphur
fluorescence efficiency
Frankia
fundamental measures
gas-pipe thread
gender-bending
geriatric-care
golfs
Gooringia
hatch-locking bar
hexose diacide
hierographer
high pressure lifting device
homed
hoop drop relay
Hornsömmern
hublin
ideal speech situation
ihep
integrated missile early warning system
interlocking plan
internal structure of the earth
isocholine
jib arm
Johnson and Lark-Horowitz formula
kurlelo
leather jackets
longicornis
low price standard
martyre
masse shot
melanippus
mesh coordinates
meta-tolyl-n-methylcarbamate
metallic bridge
Migranyan
mixed decision function
moufflon
Musculus brevis
ninespot
odontogenetic
out-nose
overlond nozzle
pacaranas
paraison
peasant movement
person-organization fit
pharyngeal lymphaticring
pinch phenomenon
Plexus esophagealis
PPPoEs
proof procedure
queen of puddings
Ruben cell
seven-shooters
short rotation
short take-off and landing
sibley
signal quantization level
spike harrow
steel plate membrane embedded in the foundation
store audit
straight-line graticule
straight-line type regulator
subimago
total current regulator
trabeculae corporis spongiosi penis
trachelomonas volzii intermedia
unfect
virtual bidirectional relationship
wet metallurgical processing
Zaraguro