[统计] 预计值的置信区间

People all over the world were hoping and wishing and praying that the brave young man would reach his journeys end safely. 世界各地的人们都希望并祈祷这位勇敢的年轻人能平安到达旅程的终点。 Will his engine prove strong

发表于:2018-12-01 / 阅读(104) / 评论(0) 分类 美国小学英语教材5

[00:02.02]Unit 2 Life in the Future [00:05.19]Lesson 8 [00:09.59]Exercise 1.2 [00:13.27]Welcome back to the show. [00:15.28]Our subject today is predictions for the future. [00:19.03]With me in the studio [00:20.44]I have Steve Hill and Chris Morgan.

发表于:2018-12-04 / 阅读(140) / 评论(0) 分类 北师大版初中英语九年级(全一册)

Rising Seas, Development Predicted to Cause More Flood Disasters The Tropical Storm Harvey in the Unites States and the monsoon in South Asia have again shown how dangerous and destructive floodwaters can be. More than 1,200 people have died across I

发表于:2018-12-08 / 阅读(91) / 评论(0) 分类 2017年VOA慢速英语(九)月

Selfcheck2 [00:01.30]Self Check [00:02.91]2 [00:05.86]Read the passage and [00:07.58]circle the inventions on the right. [00:09.85] [00:10.75]Predicting the future can be difficult. [00:13.93]There are many famous predictions [00:15.81]that never cam

发表于:2018-12-13 / 阅读(138) / 评论(0) 分类 新目标初中英语八年级下册

9. In this article How Intelligent is Intelligence Testing?, Sternberg notes that traditional tests best assess analytical and verbal skills but fail to measure creativity and practical knowledge, components also critical to problem solving and life

发表于:2018-12-30 / 阅读(81) / 评论(0) 分类 考研英语长难句讲解

Predicting Earthquakes Can earthquakes be predicted? Scientists are working on programs to predict where and when an earthquake will occur. They hope to develop an early warning system that can be use

发表于:2018-12-31 / 阅读(83) / 评论(0) 分类 有声英文阅读

Sneeze and cough particles form a cloud whose turbulence pulls in surrounding air, which allows the goop to maintain buoyancy and move farther than expected. Cynthia Graber reports. Gordon: When you have to sneeze or cough, do it into the bend of you

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 英伦广角

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Five very old galaxies are now known to astrophysicists, thanks to Albert Einstein. A century ago, Einstein predicted an effect called cosmic gravitational lensing. Pictur

发表于:2019-01-08 / 阅读(119) / 评论(0) 分类 Scientific American(十一)月

LONDON, Aug. 10 (Xinhua) -- The weather for the closing ceremony of the London Olympic Games this Sunday is likely to be in the middle of a spike in air pollution, the British government air pollution forecast predicted on Friday. With just two days

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 英语新闻

今天我们要讲的两个习惯用语都是以right这个字开始的。英文里有好几个字的发音都是right。比如说,写字的写就是write。但是,它的拚法是:write,而不是

发表于:2019-01-11 / 阅读(153) / 评论(0) 分类 美国习惯用语

AS IT IS 2015-08-07 IMF: Western Sanctions Could Hurt Russias Economy 国际货币基金组织:西方制裁可能会损害俄罗斯经济 The International Monetary Fund says sanctions linked to the crisis in Ukraine could end up hurting Russias econ

发表于:2019-01-12 / 阅读(104) / 评论(0) 分类 2015年VOA慢速英语(八)月

对于电台广播来说,没有任何东西比字更重要的了。无线电广播最重要的工具是由一个一个字组成的讲话。今天我们就要给大家讲解两个由字这个字组成的习惯用语。字在英文里就是:word。在

发表于:2019-01-14 / 阅读(123) / 评论(0) 分类 美国习惯用语

正如我们通常要在时间状语从句以及条件状语从句使用一般现在时代替一般将来时一样,如果在时间状语从句或条件状语从句中,因语义的需要而使过去将来时,那么应改用一般过去时。如:

发表于:2019-01-16 / 阅读(102) / 评论(0) 分类 英文语法词汇

9. In his article How Intelligent is Intelligence Testing?, Sternberg notes that traditional tests best assess analytical and verbal skills but fail to measure creativity and practical knowledge, components also critical to problem solving and life s

发表于:2019-01-16 / 阅读(139) / 评论(0) 分类 考研英语长难句讲解

今天我们要学的词是pronounced。 Pronounced, 做为形容词,意思是明显的。美联储前主席格林斯潘不久前表示,美国经济年底前就会走出衰退。He predicted 'a fairly pronounced recovery not only in the U.S.,' bu

发表于:2019-02-02 / 阅读(75) / 评论(0) 分类 英语每日一词

NANCHANG, Jan. 18 (Xinhua) -- China's tourism industry will play a growing role in the country's economic growth, with direct investment in the sector expected to hit three trillion yuan (490 billion U.S. dollars) in the coming three years, according

发表于:2019-02-05 / 阅读(71) / 评论(0) 分类 英语新闻

As government officials from eight Arctic nations - the United States, Russia, Canada, Sweden, Finland, Denmark, Norway and Iceland - prepare to meet in Greenland next week to discuss the challenges of climate change, a report released May 4, 2011 un

发表于:2019-02-06 / 阅读(143) / 评论(0) 分类 英语新闻

China has confidence on EU market, says central bank TOKYO, Oct. 13 (Xinhua) -- China is willing to offer the eurozone support on getting through the difficulties, said Yi Gang, the vice governor of the People's Bank of China on the annual meetings o

发表于:2019-02-08 / 阅读(125) / 评论(0) 分类 英语新闻

BEIJING, Apr. 16 (Xinhuanet) -- China and the United States will experience more trade friction in the high-end manufacturing sector, as Washington protects its domestic industries, officials said on Sunday. Friction will surely increase as China and

发表于:2019-02-18 / 阅读(113) / 评论(0) 分类 英语新闻

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(108) / 评论(0) 分类 英语口译
学英语单词
AAAN
aleskerov
alphasyllabary
angular lead
Aquafluor process
awadagin
basketball backboard
beam-positioning magnet
bulk user
Caprivi Reg.
carcinophobia
carposinids
cation exchange resin
chamber wall
circular integration
clearcuts
coal fired gas turbine
coffeepots
continous countercurrent leaching
control ball
Craigavon, James Craig 1st
cubby houses
daylit
deepwater gravity tower
Dunoyer's two-stage pump
electro-sculogram
eminelntia jugularis
end-process
Erodium tibetanum
expansion losses
factoress
farmer's lung
fehring
femtoplankton
freebird
furfuryl polyether
gehrke
Ghazali, Al-
graphic data processing
gripy
hackforth
hotspot finder
ichthyol-formaldehyde
instant messaging bot
Ipsheim
karolina
keyboards
kloves
Konetsbor
lamellar air-heater
liquefied methane
liquid-fuel oil
monodactylous
multi-stage feed heating
Munkedal
musette pipes
next state selection
noonthorangee ra.
o-tolylboric acid
octamerous
one-ninth
Orahova
osiery
outgambled
owner's risk of deterioration
Oxytenanthera
penultimate effect
perpent stones
polygamize
polyglycerol polyricinoleate
primer for rusty surface
procedural programming
process document
pseudocercospora platycaryae
rated attraction force
registered debenture
report on title
roll leveller
rotary drilling machine
Rāhwāri
Saganaga
shot callers
socio-culturals
sodium acid pyrophosphate
strangeful
take the stage
talk to sb
tegestology
temperature gradient furnace
the oil spill
theatrs
tidal mud flat
trimethylbenzene
uncus of vertebral body
VABCD
verbal expression
vitz
wave ... away
waving a dead chicken
welded texture
Zellatmin
zero-buoyancy