中位数无偏估计量

Where's the richest town in America? WORTH magazine 1)unveiled it's 6th annual list out of the 250 richest towns and the most valuable homes, and the winner is Jupiter Island, Florida, 30 miles north

发表于:2018-11-28 / 阅读(176) / 评论(0) 分类 疯狂英语2001年

14 The Richest Town in America Wheres the richest town in America? WORTH magazine 1)unveiled its 6th annual list out of the 250 richest towns and the most valuable homes, and the winner is Jupiter Island, Florida, 30 miles north of West Palm Beach o

发表于:2018-11-30 / 阅读(169) / 评论(0) 分类 美文欣赏

Section 2 Splanchnology 第一章 总论 Chapter 1 Introduction anterior axillary line 腋前线 anterior median line 前正中线 Hilum 门 midaxillary line 腋中线 midclavicular line 锁骨中线 parasternal line 胸骨旁线 posterior axillary line腋后线 posterior med

发表于:2018-12-05 / 阅读(255) / 评论(0) 分类 医学英语

Today, the minimum wage has increased by 25c from $12.75 to $13 an hour. For young people who are still being trained for the job, their pay has increased by 20c from $10.20 to $10.40. At $13 an hour, this comes to $520 for a 40-hour week. The median

发表于:2018-12-05 / 阅读(97) / 评论(0) 分类 新西兰英语

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(114) / 评论(0) 分类 数学英语

by Jason Marshall In recent articles, weve talked about two methods of calculating average values, the mean and the median, and weve talked about some everyday uses for them such as how to use median averaging to get better photos. But thats not all

发表于:2018-12-07 / 阅读(156) / 评论(0) 分类 数学英语

我们之前一直说和老外聊天的时候有一个很禁忌很私人的问题,那就是你不能问老外你赚多少钱? 有人说美国农民都赚的比中国白领多;有人说美国经济垮啦每个人都欠了一屁股债。那美国人

发表于:2018-12-26 / 阅读(91) / 评论(0) 分类 美国文化脱口秀

by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag

发表于:2019-01-02 / 阅读(156) / 评论(0) 分类 数学英语

by Jason Marshall In the last two articles weve learned how to calculate two types of average values: the mean and the median. Today, were going to continue where we left off and talk about how median averaging can be useful in everyday, real life si

发表于:2019-01-02 / 阅读(194) / 评论(0) 分类 数学英语

1. Statistician 统计学家 Statistics is the science of using data to make decisions. Unlike most professions, statistics can be applied to a vast number of fields, like the environment, public safety, health care and sports. 统计学就是用数据

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 阅读空间

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(98) / 评论(0) 分类 英文语法词汇

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(129) / 评论(0) 分类 英文语法词汇

According to the Bureau of Labor Statistics, every major occupational group, with the exception of farming and fishing occupations, are expected to gain jobs in the next 10 years. That being said, the possibilities are endless when it comes to pickin

发表于:2019-02-06 / 阅读(251) / 评论(0) 分类 阅读空间

10. Social media manager 10.社交媒体经理 Median annual pay: $45,000 平均年薪:$45,000(¥279,338) Introverts don't dislike people, they just get exhausted by constantly being around them. But since social media managers specialize in v

发表于:2019-02-09 / 阅读(106) / 评论(0) 分类 阅读空间

Idiom: Put a sock in it ( shut up ) Hit the book: Chip in Guarantee Represent Sizable Median Exceed Compromise Deep pocket 35 is the new 25 When it comes to buying property, 35 has become the new 25, even for buyers with parents prepared to chip in o

发表于:2019-02-16 / 阅读(98) / 评论(0) 分类 趣味青春英语

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(99) / 评论(0) 分类 新西兰英语

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(108) / 评论(0) 分类 英语口译

Leaders 社论 Minimum wages 最低工资标准 The logical floor 多少才合理 Moderate minimum wages do more good than harm. They should be set by technocrats not politicians 实施适度的最低工资标准利大于弊,但是它们应该由技术

发表于:2019-02-19 / 阅读(92) / 评论(0) 分类 经济学人综合

今天我们看看美国的十大高薪职业、美国人交多少税、应届毕业生又拿多少工资? 关键词: 高薪英语怎么说? High paying jobs: 高薪职业 A job pays well: 这个工作工资很高 I've got a well-paying job: 我的

发表于:2019-02-22 / 阅读(65) / 评论(0) 分类 美国文化脱口秀

Xavier: Look out! Put your foot on the brake! Xavier:小心!把脚放到刹车上! Brandy: I am braking. Brandy:我在踩刹车。 Xavier: No, your foot is on the gas pedal! Xavier:没有,你的脚在油门上! Brandy: Oh. Theres the br

发表于:2019-02-25 / 阅读(135) / 评论(0) 分类 英语口语
学英语单词
actio perpetua
adamske
adaptive differentail pulse code modulation(adpcm)
allotraeus gracillimus
arthritogenicity
astrom
availability of bank
batsell
big talk
bistal surface
bonncing
Branham's bradycardia
cacholote
cage compartment
cannizarization
carbury (cairbre)
casassa
cascade impact electrostatic precipitator
chizeuilite
cock neck hackle black
coking retort
conjugate axes
crab angle
crash-worthy
cribraria mirabilis
cross-refers
cyclers
deglycerolize
desmoplasias
detented
diccoutinue fertilizer
dividing dial
don't believe
dosergoside
ear region
elastic armlet
electromicrography plate
embedded behavior model
ethyl hexanol
extension coefficient
fixed half and moving half
Fresnel mirror
Horstenburg
huggetts
ice-making machine
introituses
kedell
L'Anse-au-Loup
laser self-focusing
left dress
list of shipment
low power microscope
maltbie
maximum tax
MBSs
measly
mercury ion
mesotympanum
metallokinesis
multihomer
multimode graded index
N-oblivon
nanapush
Nathkaw
Neun, Nam
one-pipe series-loop heating system
Orthesin
peak of flight
peer-revieweds
personal fiduciary
phylliform
poursuivre
primary lifting elevator
Probištip
prunus davidiana var.alba bean
recounting
red and white chequers buoy
reticulohistiocytic granuloma
Richmond County
riftless
round edge tile
rula
sagittarius b2
Sawek
slab waveguide shape birefringence
spec script
speed of combustion
spreading floor hypothesis
St James Is.
T. A. M.
telescoped ice
third-degreed
tin(ii) oxychloride
to arrow
transphobic
trial-by-legislature
two-row machine
two-step injection system
uncapitalises
unphotographable
videounit
yerked