史坦估计量

BOB DOUGHTY: And Im Bob Doughty. Many boys and girls like science. Some of them go to the Internet to find answers to scientific questions. Today, we will tell about a few science websites for children. (MUSIC) FAITH LAPIDUS: Millions of children aro

发表于:2018-11-27 / 阅读(311) / 评论(0) 分类 2010年VOA慢速英语(十二)月

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(101) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. Hi, Steve Mirsky. Here, I'm going over our usual one minute today. By now you've probably heard of Expelled, the new Ben Stein anti-evolution crocumentary. It officially opens today, as I speak that's

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(四)月

How We Date: Here, There and Everywhere If you are in Uganda, what quality could most hurt your chances for getting a date? As a tourist in Myanmar, what is the worst way to meet someone? To answer these questions and many more, VOA talked to an inte

发表于:2019-01-12 / 阅读(66) / 评论(0) 分类 2015年VOA慢速英语(五)月

ARI SHAPIRO, HOST: And now we're joined by NPR national justice correspondent Carrie Johnson. Hi, Carrie. CARRIE JOHNSON, BYLINE: Hi, Ari. SHAPIRO: You followed Rosenstein for years since he was the U.S. attorney in Baltimore. Is this account in char

发表于:2019-01-17 / 阅读(140) / 评论(0) 分类 2018年NPR美国国家公共电台9月

AUDIE CORNISH, HOST: Rod Rosenstein is still the deputy attorney general at the Justice Department despite conflicting reports about his fate earlier today. TV cameras recorded him leaving his home for a meeting at the White House. A short while late

发表于:2019-01-17 / 阅读(110) / 评论(0) 分类 2018年NPR美国国家公共电台9月

Finance and Economics;Short-selling litigation;An enlightening mistake; 财经;卖空交易诉讼;一个给人启发的失误; Defence lawyers reveal more than they meant to in a closely watched legal case; 在一个备受关注的法律官司中

发表于:2019-01-27 / 阅读(71) / 评论(0) 分类 经济学人财经系列

GWEN IFILL: Now we return to our weeklong series on the challenges of bringing up baby. We call it Parenting Now. Tonight, we look at how we raise girls in what has become a princess culture. CHILD: I found it. Mommy, I found it. GWEN IFILL: For pare

发表于:2019-01-27 / 阅读(79) / 评论(0) 分类 PBS访谈教育系列

JUDY WOODRUFF:Back in the U.S., the release of the president's budget today touched off a fresh round of debate in Washington about spending priorities. Mr. Obama called on lawmakers to support investments that would help create jobs. But Republicans

发表于:2019-01-27 / 阅读(133) / 评论(0) 分类 PBS访谈商业系列

JEFFREY BROWN:And finally tonight, remembering the popular movie reviewer and television co-host Roger Ebert. He was the first film critic to win the Pulitzer Prize. He died today at age 70. Hari is back with our remembrance. 83.jpg HARI SREENIVASAN:

发表于:2019-01-27 / 阅读(93) / 评论(0) 分类 PBS访谈娱乐系列

Einstein and God 爱因斯坦与上帝 Einstein climbs to the top of Mt. Sinai to get close enough to talk to God. Looking up, he asks the Lord...God, what does a million years mean to you? The Lord replies, A minute. Einstein asks, And what does a m

发表于:2019-01-28 / 阅读(65) / 评论(0) 分类 趣味英语

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(77) / 评论(0) 分类 英文语法词汇

The low-key Dougan is being paid $17.9 million for his work in 2009, a reward for returning the company to profitability. That makes him the world's second-highest paid banker this year, according to Deal Journal's calculations. The world's biggest b

发表于:2019-02-05 / 阅读(115) / 评论(0) 分类 实用英语

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(102) / 评论(0) 分类 英文语法词汇

Finding a date for Prom can be a stressful experience for many. Just ask Sam Steingard. 对许多人来说,找一个毕业舞会的伴儿可能是一次压力满满的体验。那正好问问Sam Steingard吧! With the big date drawing ever nearer,

发表于:2019-02-07 / 阅读(67) / 评论(0) 分类 英语新闻

Finding a date for Prom can be a stressful experience for many. Just ask Sam Steingard. 对许多人来说,找一个毕业舞会的伴儿可能是一次压力满满的体验。那正好问问Sam Steingard吧! With the big date drawing ever nearer

发表于:2019-02-07 / 阅读(99) / 评论(0) 分类 阅读空间

CHEERS greeted Barack Obamas hiring of Cass Sunstein away from the University of Chicago. Mr Sunstein, a lawyer, now head of the Office of Information and Regulatory Affairs, is in charge of lifting the heavy hand of regulation from Americas economy.

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 经济学人综合

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(93) / 评论(0) 分类 英语口译

Von Manstein wants reinforcement in order to continue his offensive 冯曼斯坦需要援军来继续进攻 He is waiting for Hitler 他在等希特勒 He immeadiately tells him 他立即告诉希特勒 We have suffered losses but the Russians have t

发表于:2019-02-26 / 阅读(90) / 评论(0) 分类 二战启示录
学英语单词
acephatemet
airmass fog
algazel
Amerindian architecture
antidote
areal specialization
asa-foetida
bed killing
bulk concentration
burn the candle at both ends
by passed
camellia uraku kitam.
Cephalotaceae
Christmas cracker
chromatic stimulus
chromium(iii) sulfate
clad fuel elements
common starlings
concept of equilibrium
conveyer car
coupola
crenelated
cryoaerotherapy
cybertexts
deboning
dentate gyri
design basis external man-induced events
Dicranodontium
electrically operated bell
electrode couple
EMIT (engineering management information technique)
enterprise computing
epacts
fluo
focus coil assembly
forelocking
FPAN
genus oryctolaguss
geologises
grid of bound
Hedera helix L.
high speed printing press
hobbyhorse
inconsiderations
indole series
interleaved character
IPMB
iron cage
Jowett, Benjamin
Kabongola
know-nothing
leonovna
livebloggers
lophosteron
low-backs
lyttle
main discharge
manufacturing overhead spending variance
margraff
mounting base
N-methylbenzyl-aniline
nebrius ferrugineus
neckfurters
non-skid treatment
noooo
oddity discrimination
oncomete
ornamenter
ornithine decarboxylase
pangkha
perovskite catalyst
picaridin
Polledo
Poofta
procarcinogen
promise to
pushes back
rete Halleri
rissoina turricula
robert treat paines
rodas
Rosa hezhangensis
salesmen's commission
salling
software linguistics
spirofibrillae
square kilometres
steelshod
sunkest
suxibuzone
tape stretcher
tautonyms
testis sac
tilt gauge
torque wrenches
type of cementation
Uite
wave front reconstructing record
X-ray fluorescence anaiysis
yan xishan
yuck it up
zow