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(158) / 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(158) / 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(234) / 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(85) / 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(102) / 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(147) / 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(64) / 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(150) / 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(182) / 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(78) / 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(79) / 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(104) / 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(233) / 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(87) / 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(82) / 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(86) / 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(94) / 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(82) / 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(54) / 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(121) / 评论(0) 分类 英语口语
学英语单词
a city in blackout disguise
a pad
Abomi
accuracy of frequency adjustment
Acer nikoense
adjudicate a dispute
AIRCO cutting method
all air heat recovery system
antennary nerve
automatic diesel and generator control unit
bimorph cell
bluegray
bokken
brander
breaking-down
Brewster's coefficient
bubble inclinometer
Camp Mother
cargo oil control console
catch prawns
closed cycle cooling maser
cobble beach
coke oven plant
come down upon someone like a load of bricks
comprehensive income
contact reason
corynoides
crisi
current in the short-circuit
curry trees
Cypres
d-i-v-o-r-c-e
davra
delta cell
dim.
DPN
earplugging
effective annual rate
eleidin
epibasidia
feldspathic tawite
firearm sight
flammability peak
FOAFs
front slope
here and now
Horsfieldia pandurifolia
hydroxytropone
impact phenomenon
independence in appearance
infrared spectral sensitivity
isometric plotting of function
kakimoto
kirishimas
Korean furniture
labour charge
launching arrangement
leucoagglutinin
lobophytum pauciflorum
location mixing
magnecule
Maigret
megazine
miraculizing
Monte Carlo method
moon-knives
no-go pills
Nonsystematic risk
overlanded and shortlanded cargo list
parartis
passive participial
pathosystem
phosphorycholine
Physospermopsis
Quienha
RANDAM (random-access nondestructive advanced memory)
reapproximating
reduction to the equator
regular-priced
reliability management of power system
reliability method
reshifting
sargentii
satrapical
simulationism
soft-finned fish
solution heat treated condition
Spanish brown
squarrosely
successive failure
Sullivan, Louis Henri
thomasen
Tiarella
time sequencing
Toona sureni
top of piston
travel(l)ing block
trench cover
vacuum bond
viscosity pole
was all over
windward side