人口动态统计

43.Statistics There were two widely divergent influences on the early development of statistical methods. Statistics had a mother who was dedicated to keeping orderly records of government units (states and statistics come from the same Latin root s

发表于:2018-11-28 / 阅读(460) / 评论(0) 分类 新概念优美背诵短文50篇

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(161) / 评论(0) 分类 数学英语

by Jason Marshall In todays article, were wrapping-up our introductory series on fundamental statistics by talking about how knowledge of statistical quantities like the mean and standard deviation can help you understand the significance of the late

发表于:2018-12-07 / 阅读(112) / 评论(0) 分类 数学英语

UNIT 10 Text A PRE-READING TASK Exercise 1 Before reading the passage, consider the questions. 1. Do surveys play an important role in our life? 2. Are the figures in the survey always true? Why or wh

发表于:2018-12-11 / 阅读(204) / 评论(0) 分类 实用英语综合教程

There were two widely divergent influences on the early development of statistical methods. Statistics had a mother who was dedicated to keeping orderly records of government units (states and statist

发表于:2018-12-15 / 阅读(290) / 评论(0) 分类 新东方背诵文选

1. break down,分解。 eg: You should break down your methods so that each method does a particular work. 你应当分解你的方法,让每个方法只做某一项工作。 2. statistics,统计,统计资料;statistics也指统计学。 eg:I happe

发表于:2018-12-18 / 阅读(119) / 评论(0) 分类 蒋健棠教你听英语广播

By Nico Colombant Dakar 21 March 2008 For the first time since 1984, Liberian census takers are visiting dwellings throughout the country to count the inhabitants. Overall estimates of the post-conflict population range widely from two to four milli

发表于:2019-01-07 / 阅读(102) / 评论(0) 分类 VOA标准英语2008年(三月)

By Mike O'Sullivan Los Angeles 21 December 2007 Population statistics are hard to visualize, but an art exhibition in Los Angeles makes the numbers easier to grasp. Mike O'Sullivan reports that the exhibition, called Of All the People in All the Worl

发表于:2019-01-11 / 阅读(150) / 评论(0) 分类 VOA常速英语2007年(十二月)

population studies 人口研究 demography 人口学 demographer 人口学家 population theory 人口理论 Malthusianism 马尔萨斯主义 neo-Malthusianism 新马尔萨斯主义 overpopulation 人口

发表于:2019-02-02 / 阅读(117) / 评论(0) 分类 英文语法词汇

How about the next question? This is asking about what the average age is, 那么下一个问题呢?这是问关于年龄的中位数, so the age at which half the population are younger and half the population are older. 也就是该地区大于和

发表于:2019-02-14 / 阅读(128) / 评论(0) 分类 TED演讲科学篇

Statistics New Zealand collects population numbers every year from 1st October to the end of September. The latest figures show that New Zealands population on September 30th was 4,414,400. This is equal to 0.06% of the worlds population. We have 33,

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 新西兰英语

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

发表于:2019-02-18 / 阅读(144) / 评论(0) 分类 英语口译

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发表于:2019-02-19 / 阅读(161) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(245) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(206) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(220) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(224) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(239) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(229) / 评论(0) 分类 加州英语分级G6

This podcast is about listening to numbers. I have left the numbers out of the written text, so you will have to listen carefully to understand. Send me an e-mail if need help. What is Britain really like? How do British people really live when we ar

发表于:2019-03-01 / 阅读(160) / 评论(0) 分类 听播客学英语
学英语单词
-head
a monster
amphibolic pathway
analysis of utilizing fixed assets
angelica dahurica(fischer) benth. et hook
anticenter of earthquake
baron listers
bhei-
black nationalist,Black Nationalist
break plane
call an ambulance
canal project
cavitation inception
chairman of board of directors
Cherry-Crandall's butter
chipping birds
choka
common lead method
coole
court of common law
cumulative offence
dental investment
depolished glass
dispeller
dollar attack
dynamics of gas flow
end-cell rectifier
eolian sand dune
epiphenotype
ethmoid plate
experimental pricing
Fisher, Herbert Albert Laurens
Five to Two
flotation collar
gassies
gloomier
green ratio
Harpoceras
henry-lester
holding power to weight ratio
hydraulic drill ring
hydrolysis of fat
interconnection network
just have to do
Kelloggia chinensis
kyie
Königsfeld
lapse limit
lecercle
Lepidozamia
ligia
locomotive pulse
Loss of or Damage to Ship
Lyleton
marcelling
marginal breakeven analysis
mediaevalize
methanethiosulfonate
micropylar end
molybdenum wound furnace
motor-driven auxiliary teed-water pump
naphthalene counter
nosotoxicosis
oceanodromous
Oechsen
optically pure
out-blossom
paintiest
palaelodids
paracellularly
parameter specifier
philippizing
post-audit quality review
primordias
principal oscillation
protocol access,
pruninghook
pseudosonic wave
pull a punch
quartz clocks
rambunctiously
rear engine
repletions
replugged
representative by special invitation
rhones
saltspreading
scribatious
sedge-pool itch
small card design automation
spare units
stand the test
starrily
Stimpsonia
streptonivicin
take the bottom
taper sectioning
tawniness
thiazide
timesinks
transmitting element
vehicle periodic maintenance