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(551) / 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(221) / 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(173) / 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(265) / 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(426) / 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(175) / 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(165) / 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(224) / 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(158) / 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(189) / 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(221) / 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(224) / 评论(0) 分类 英语口译

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发表于:2019-02-19 / 阅读(228) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(292) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(253) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(288) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(277) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(286) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(282) / 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(206) / 评论(0) 分类 听播客学英语
学英语单词
a friend in need is a friend indeed
a lossing proposition
accessory maceral
additional position tolerance
aftercooled diesel
argoes
Baker's feline pneumonitis virus
barly
batch pasteurizer
be puffed with ambition
blow sky high
bohemian ruby (rose quartz)
bone graft
book-signings
Brevibacterium cerinus
bushiness
Buy-Up
cassegrain-schmidt telescope
caustic curve
charentaiss
come under the rule of
comparable function
control activities
countermure
Dan, Kap
death-rates
decade band
dehaemoglobinizing
devalorization
disneyfies
dittons
electron coupled multivibrator
engraded
equipment standard
erythema centrifugum
eufmia
ex-apple
facience
fall outside
fransen
fully-paids
genus Artocarpus
halapenos
hard tick
homo rhodesienses
hybrid code
hydrostatic leveling
ICHPER
ideal class group
immune lactoglobulin
infracardiac bursae
input address register
internal deposit
knowledge-based machine translation
living clock
mean estimate histogram
Montemarano
mountain observation station
mull-dressing
musucluspectoralis minor
Nagyszombat
naracott
Netherlandic
nickels
odontocetes
order cards
patches
pays du droit ecrit
photodetectors
piston rod stuffing box cup
Plan-de-Cuques
plant benthon
polygyral
Posi
pre-alpha version
pre-valve
present worth of annuity
provincial alternation
pudendous
pull something down
put in a word
pyonar
radiohalogenation
raiseth
reeled
reliability factors
restoring gene
reverse-polarities
saddle function
shaping equipment
shuba
single action line
smart move
Smith, Bessie
soritia choui
spontaneous detonation
telediffusion
tracheotomes
trinitro-tert-butylxylene
tropical bleached soil
twisted spur gear