两段最小平方估计量

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 The last article about how to use math to send encrypted messages ended with a bit of a cliffhanger. The good news is that you will soon find out how the story ends. But, as I warned last time, the bad news is that that isnt going t

发表于:2018-12-07 / 阅读(135) / 评论(0) 分类 数学英语

[ti:UNIT 2 On the Train Lesson 13] [0:00.469]UNIT 2 [0:01.946]On the Train [0:03.474]Lesson 13 [0:05.506]What Are You Doing? [0:08.091]THINK ABOUT IT! [0:10.267]What is your favourite game? [0:12.886]Why? [0:14.364]Do you like babies? [0:16.560]Why o

发表于:2018-12-13 / 阅读(210) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

Patterns 模型 A pattern has lines or shapes, and it is a kind of design. 模型有线条或形状,是一种设计。 Where can we find a pattern? 我们从哪里能找到模型呢? Think about a chessboard. 想想棋盘吧。 The chessboard has

发表于:2018-12-13 / 阅读(106) / 评论(0) 分类 与美国小学生一起学英文第6册

APEC: Asia-Pacific Economic Cooperation 亚太经济合作组织 双11:Double Eleven; Singles Day For breakfast on Singles' Day, singles often eat four Youtiao (deep-fried dough sticks) representing the four ones in 11.11 and one Baozi (steamed s

发表于:2018-12-26 / 阅读(156) / 评论(0) 分类 这句英语怎么说

Let's learn how to play the game of checkers. Two players choose one color of the round disks known as checkers. In this particular game, the checkers are red and black. There are 12 black checkers and 12 red checkers. The checker board consists of 6

发表于:2018-12-28 / 阅读(100) / 评论(0) 分类 中级类英语听力

Different shapes and forms are everywhere. Boxes and street signs are square or rectangular. Balls and wheels are round. The sun and moon are round. Wedding rings are round. Eggs and light bulbs are almost round. Pyramids and arrow tips are triangula

发表于:2019-01-02 / 阅读(127) / 评论(0) 分类 简单慢速英语阅读

UNIT 17 How Many Squares Are There?\n [au:]第17单元 有多少个正方形?\n [00:07.50]Dialogue\n [au:]对话\n [00:09.70]Look and listen. Then read and act in groups.\n [au:]看和听。然后分组朗读和表演。\n [00:15.63]Mr Chen: How ma

发表于:2019-01-09 / 阅读(246) / 评论(0) 分类 广州版金太阳小学英语三年级上

UNIT 18 Lets Go Further\n [au:]第18单元 拓展学习\n [00:04.56]Story Time\n [au:]故事时间\n [00:06.94]Look and listen. Then read and act out the story.\n [au:]看一看,听一听。然后朗读和表演这个故事。\n [00:12.86]Mr Leo: L

发表于:2019-01-09 / 阅读(239) / 评论(0) 分类 广州版金太阳小学英语三年级下

[00:06.69]Unit 4 [00:08.29]What a big school! [00:11.10]Lesson 24 [00:13.43]Revision [00:15.79]Listen, Read and Say [00:18.95]Look! This is my school. [00:21.88]There are three buildings in it. [00:24.15]The tallest one is the teaching building. [00:

发表于:2019-01-09 / 阅读(210) / 评论(0) 分类 快乐英语第六册

[ti:UNIT 5 Li Ming Goes to Canada Lesson 37] [0:00.707]UNIT 5 [0:02.295]Li Ming Goes to Canada [0:04.909]Lesson 37 [0:07.118]Mr. Wood's Lesson [0:09.734]THINK ABOUT IT! [0:11.283]What is the weather like in your city today? [0:15.000]What is the temp

发表于:2019-01-09 / 阅读(258) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

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(148) / 评论(0) 分类 英文语法词汇

并不只有汉语才会把形状变成我好方这类的习语的(这并不是习语好嘛!) 方,square,在英语里的出镜率可是高得惊人呢。 今天,双语君就来盘点一下英语里那些让人方了的表述。 Square 方形 to

发表于:2019-02-04 / 阅读(111) / 评论(0) 分类 英文语法词汇

The latest app that's sweeping the web is the fiendishly addictive, and surprisingly difficult, Kuku Kube. 最新颜色辨识应用程序Kuku Kube正在席卷网络,它像恶魔般使人上瘾,并且难度惊人。 It has been designed to put you

发表于:2019-02-04 / 阅读(124) / 评论(0) 分类 阅读空间

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(221) / 评论(0) 分类 英文语法词汇

在新托福阅读的考查中,每篇文章必会出现一类题,叫做Insert Text Questions,即插入句子题(简称插入题)。考试中,考生会遇到一句话,问该句插入文中哪里最合适。如下面例题: The raising of l

发表于:2019-02-13 / 阅读(134) / 评论(0) 分类 托福英语

And in the local square, what would we see. 在广场上,我们会看到一些景象。 Well, in western countries often you won't see anyone other than young people, 在西方国家,我们通常不会在广场上看到年轻人以外的任何人,

发表于:2019-02-13 / 阅读(150) / 评论(0) 分类 TED演讲国际问题篇

This accomplished, however, he turned round-when, good heavens; what a sight! Such a face! 不过,他把绳子解开后,转过脸来,啊,老天爷;多怕人呀!这样一张脸! It was of a dark, purplish, yellow color, here and there stuck over with

发表于:2019-02-17 / 阅读(103) / 评论(0) 分类 白鲸记

Even as it was, I thought something of slipping out of the window, but it was the second floor back. 就在这种情况下,我还是想要从窗口跳出去,可是,窗子是开在二层楼的后背,没法跳。 I am no coward, but what to make of thi

发表于:2019-02-17 / 阅读(122) / 评论(0) 分类 白鲸记

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(153) / 评论(0) 分类 英语口译
学英语单词
a.e.c
absey-books
acetogeneses
actual mean flow rate
ailurophobes
alkali acid extinguisher
allgoods
alternative cost doctrine
annunciator boards
be represented
Beckford, William
big guy
bordeaux-style
brustatiele
camera coverage
carlot
cerbat mts.
Cert.Ed.
channelizations
charity box
chromasia
chronological series method for runoff regulation
Clearfield
coal tar-pitch
communites
consequent phrase
contingent reserve
Corydalis delicatula
cricothyrotomy endotracheal intu bation
cyclic twinning
cytotechnologist
daftnesses
darns
dead-stop end point
detoxicating and resolving a mass
died off
eczema of anus
epoxy mica paper
eunuchoid giantism
feedwater check valve
gauged brickwork
genus dromaiuss
granulated zinc
grievousnesses
gyrotory crusher
hanfangchine
hereticizes
highway use tax
homophenylalanyl
hpbw
infra-red sepectrometry
kickapoos
Lapinjärvi
lowest water level
micronpc
microprogram control store
mining interest
molecular chaperon
morchella semiliberas
Neruch'
occupant
occupational safety
ocean power generation
Oramercur
Otus sunia
paraelectric susceptibility
Pennisetum flaccidum
physical storage address
protective antigens
protective diet
Prouluteasi
pseudospiracle
pudding face
raiking
reactor component
rebreaks
rhizophydium globosum
ricci scalar
Salagrama
sales letters
sales made in advance of delivery
schtupp
scotching of tread
seismic energy source
Seixas, Pta.do
show the flag
Sideritis
spiked
stress relief course
surface polishing machine
surface-consistent time delay
sweet-corns
Touques
triplumbic
tutti quanti
two piece bearing
variola pemphigosa
Vernon, Edward
verticilliosis
wastewater solid
wire repeater
wire-wound frame