二次最小变数不偏估计式

Execise 1-13 variable stress Notice that the meaning of the following sentence changes each time we change the stress pattern. You should be starting to feel in control of your sentences now. 1. what would you like? This is the most version of the s

发表于:2018-11-30 / 阅读(145) / 评论(0) 分类 美语口音训练第一册

Exercise 1 -14: Make a Variable Stress Sentence CD 1 Track 21 Now you decide which words should be emphasized. Write a normal, everyday sentence with at least seven words and put it through as many changes as possible. Try to make a pitch change for

发表于:2018-11-30 / 阅读(166) / 评论(0) 分类 美语口音训练第一册

13 Liberal and Conservative News GLOSSARY rag a poor-quality, unimportant newspaper * Hennah writes for the local rag, but she dreams of becoming a reporter for anational newspaper. news coverage the stories and events that are discussed in a newspap

发表于:2018-12-03 / 阅读(109) / 评论(0) 分类 2010年ESL之餐饮娱乐

[0:0]urban城市的 [0:32.7921]urge urgent utility utilize鼓励,激励 紧急的,急迫的 功用,效用 利用 [1:11.2978]utmost vacant vacuum vague极度的,最大的 未被占用的,空着的 真空 含糊的,模糊的 [1:52.9962]vain valid vanish variable徒劳的,无效的 有效的,

发表于:2018-12-05 / 阅读(162) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

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(128) / 评论(0) 分类 数学英语

Teacher Uses Music to Make Math Fun, Cool Making math fun The voice heard in the video belongs to mathematics teacher Jake Scott. Most of the performers are his students. Watching videos is not part of their daily routine but it is one of the essenti

发表于:2018-12-08 / 阅读(94) / 评论(0) 分类 VOA标准英语2013年(一月)

第一句:Mr.Smith, Mr.Brown of DEF Computer Company is on the line. 史密斯先生,DEF电脑公司的布朗先生找您。 A: Mr. Smith, Mr. Brown of DEF Computer Company is on the line. 史密斯先生,DEF电脑公司的布朗先生找您。

发表于:2018-12-26 / 阅读(112) / 评论(0) 分类 天天商务口语

第一句: The new type of bicycle designed by our engineer is very ingenious and practical. 这款新型自行车是由我们的设计师自行研究的。很独特也很实用。 A: The new type of bicycle designed by our engineer is very ingenio

发表于:2018-12-26 / 阅读(104) / 评论(0) 分类 天天商务口语

第一句:Mr.Smith, Mr.Brown of DEF Computer Company is on the line. 史密斯先生,DEF电脑公司的布朗先生找您。 A: Mr. Smith, Mr. Brown of DEF Computer Company is on the line. 史密斯先生,DEF电脑公司的布朗先生找您。

发表于:2018-12-26 / 阅读(127) / 评论(0) 分类 天天商务口语

第一章 练习13:重读方式 Exercise 1-13 Variable Stress Exercise 1-13: Variable Stress Notice how the meaning of the following sentence changes each time we change the stress pattern. You should be starting to feel in control of your sentence

发表于:2018-12-27 / 阅读(132) / 评论(0) 分类 美式英语正音训练

27. Reform has been vigorously opposed, perhaps most egregiously in education, where charter schools, academics and merit pay all faced drawn-out battles. 【分析】复合句。句子主干为 Reform has been...opposed...。where 引导非限定性定

发表于:2018-12-30 / 阅读(162) / 评论(0) 分类 考研英语长难句讲解

value-added product 附加值产品 value-added tax [VAT] 增值税 value-at-risk model 风险数值模式 value-for-money 衡工量值;合乎经济原则;合乎经济效益;物有所值 value-f

发表于:2019-01-03 / 阅读(118) / 评论(0) 分类 财会英语

在英语四级阅读理解题目中,常有考察作者态度的题目,大致可以分为以下几类,供大家来做下参考: 积极: approval 赞成,承认 approving 满意的 concerned 关心的,重视的 confident 自信的,确信的 complimentary 赞美的 impartial 全面的,公正的 objective 客观的 o

发表于:2019-01-08 / 阅读(106) / 评论(0) 分类 大学四六级阅读

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(112) / 评论(0) 分类 英文语法词汇

今天我们要学的词是 minimum。Minimum 最少的,最起码的。You need to keep a minimum balance of $250 in your checking account in order to avoid a monthly fee. 如果不想交月费,你活期帐户余额必须维持在250美元以上。

发表于:2019-02-04 / 阅读(131) / 评论(0) 分类 英语单词荟萃

SYDNEY, Feb.4 (Xinhua) -- The Commonwealth Bank of Australia ( CBA) is the first of Australia's big four banks to pass on the central bank's interest rate cut to home loan customers. The Reserve Bank of Australia cut interest rates by 0.25 percent on

发表于:2019-02-05 / 阅读(122) / 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(158) / 评论(0) 分类 英文语法词汇

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 考研英语

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(120) / 评论(0) 分类 英语口译

Todd: Hey, Greg, you got a great dog. Where did you get your dog? Greg: Actually, my dog and I sort of found each other. I was moving from one house to another and as I was moving from the parking lot to my house, I saw this really skinny dog that lo

发表于:2019-02-24 / 阅读(130) / 评论(0) 分类 英语趣味课堂
学英语单词
a twinkie
Acer linganense
all one can do
apartheid-era
auto classification
baricity
broids
bubble-jets
circuit technology
Columban
common subexpression
computer program validation
Conforming loans
crooningly
cyclic prime implicant table
Dacorum
decapitalize
decreasing marginal cost
decrees absolute
deportes
die sleeve
double mechanical seal
Doyare's eminence
engine power loss
English cholera
enterobacter cloaca
epigenetic concretion
euproctis taiwana
event description from others
explicit transfer of control
flight control instrument
galbuluss
Gaoligongshania megalothyrsa
Graaf
gravity discharge
handle-insulated
have a fever
have sb. in one's pocket
hipper
hologymnosus doliatus
hulaybah (hulaiba)
Hydrophylline
immunotypic
impolitest
input-output ratio
insulating molded plastics
interior wiring
IPFM
kleinpell
know nothing about
legal representation
lowest quotations
M. P. C.
Media Transfer Protocol
microprocessor addressing modes
MONOB
mooncussers
motorship
Muhammadanizing
multi purpose computer
music industry
North,Frederick
omotics
operating liquid
Order Of The Coif
oviraptor
oxygen-poor
parallelogram valve gear
paraplanning
parasinoidal
pitch line velocity
plastic paraffin
pleasureland
polyviol
practice ground
premate
provide the basis for
pumice-slag brick
rail defect detector
ramillet
reconciliation procedure
regional security officer
replacement root
res publica
rundell
sardin
semivalvate
serratifolia
sharp teeth profile milling cutter
shut-down pressure
split straw
take the stage
tmam
tricyclic antidepressant
Tulumayo, R.
two point probe
urea extractive crystallization
value pricing
velichkoes
yeoh
you piss me off
zinefan