分集介绍:本集主要介绍对一篇关于收益率曲线模型的论文的讨论意见,首先提到收益率曲线的事件演变的参数控制,并依据讨论者编制的一个Excel计算表对论文中的一个案例进行了讨论,最后

发表于:2018-12-09 / 阅读(407) / 评论(0) 分类 第二届金融与统计学大会

分集介绍:傅里叶级数在数论、组合数学、信号处理、概率论、统计学、密码学、声学、光学等领域都有着广泛的应用。这一讲首先介绍以2为周期的函数f(t)可以写作c0+(ancosnt+bnsinnt)的傅里叶无

发表于:2019-01-05 / 阅读(66) / 评论(0) 分类 麻省理工学院公开课:微分方程

分集介绍:本集主要介绍了第二届HEC财经统计会议的出席人员以及会议召开的背景。

发表于:2019-01-05 / 阅读(638) / 评论(0) 分类 第二届金融与统计学大会

今天我们要学的词是resolution。 Resolution, 是决心,决定的意思。新年新气象,Have you come up with your New Year's resolution yet? 你有什么在新的一年里决心要做的事情吗?About half of Americans make New Year'

发表于:2019-01-11 / 阅读(81) / 评论(0) 分类 英语每日一词

1、没有阳光的白日如同黑夜。(快乐生活每一天) A day without sunshine is like night。 2、换句话说,五指亦有不同。(大千世界,无奇不有。宽容心对待) On the other hand, you have different fingers。 3、百分之

发表于:2019-01-17 / 阅读(49) / 评论(0) 分类 英语美文

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(72) / 评论(0) 分类 英文语法词汇

斯洛文尼亚吸引更多的外国游客 LJUBLJANA, Oct. 30 (Xinhua) -- Slovenia's tourism industry is making headway when the number of foreign visitors continued increasing in the past summer tourist season, according to a survey by the Statistic

发表于:2019-02-08 / 阅读(46) / 评论(0) 分类 英语新闻

Well, thank you very much and it's a great privilege to share the platform with such inspirational speakers as youve already heard this evening. 非常感谢大家,我很荣幸能在今晚与这些鼓舞人心的演讲者们同台。 Of course as i

发表于:2019-02-13 / 阅读(54) / 评论(0) 分类 TED演讲国际问题篇

It's the part of mathematics that even mathematicians don't particularly like, 统计是数学的一部分,但是它是连数学家都不怎么喜欢的那一部分, because whereas the rest of maths is all about precision and certainty, statisti

发表于:2019-02-14 / 阅读(56) / 评论(0) 分类 TED演讲科学篇

This URL contains the words statistics, gov and UK, which are three of people's least favorite words in a URL. 这个网址包含单词统计,gov和UK,这三个是在网址中最不受欢迎的单词。 And the amazing thing about this was that t

发表于:2019-02-14 / 阅读(56) / 评论(0) 分类 TED演讲科学篇

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(60) / 评论(0) 分类 TED演讲科学篇

So I devised a quiz: How well do you know your area? 对此我设计了一个测试:你对你居住的地区了解多少? It's a simple Web app. 这是一个简单的网络应用。 You put in a post code and then it will ask you questions based

发表于:2019-02-14 / 阅读(50) / 评论(0) 分类 TED演讲科学篇

And I was so thrilled with this study, I started to take questions out in presentations. I was referring to it. 我对这个研究感到很兴奋,并开始在各种演讲中提出这个问题。 Now, I did a presentation at St. Paul's School for Gi

发表于:2019-02-14 / 阅读(61) / 评论(0) 分类 TED演讲科学篇

Now, it's not just an English problem. 实际上,不仅英国存在这样的的问题。 OECD this year released some figures looking at numeracy in young people, OECD今年发布了一些关于青少年计算能力的数据, and leading the way,

发表于:2019-02-14 / 阅读(64) / 评论(0) 分类 TED演讲科学篇

Back in 2003, the UK government carried out a survey. 早在2003年,英国政府进行了一项调查。 And it was a survey that measured levels of numeracy in the population. 目的是了解国民的算术能力。 And they were shocked to find o

发表于:2019-02-14 / 阅读(84) / 评论(0) 分类 TED演讲科学篇

Demography 人口统计学 Hip and hobbling 时髦与蹒跚齐行 Not all towns are desperate to attract young people 并不是所有城镇都渴望吸引年轻人 Nationally, an ageing population is a problem. But locally it can be a boon. The over-

发表于:2019-02-17 / 阅读(55) / 评论(0) 分类 经济学人文艺系列

(五)举例1) A good case in point is ... 2) As an illustration, we may take ... 3) Such examples might be given easily. 4) is often cited as an example. (六)证明1) No one can deny the fact that ... 2) The idea is hardly suppor

发表于:2019-02-17 / 阅读(52) / 评论(0) 分类 四六级写作指导

丰富生活 Travel 旅行 Most of you want to travel the world, see new things, and meet new people. 大多数人渴望周游世界,接触新事物,结交新朋友。 But statistics show that the average mother in the U.S. will start a family at

发表于:2019-02-23 / 阅读(57) / 评论(0) 分类 英语听力广播—Listening

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 governmental units (state and statistics come from the same Latin root stat

发表于:2019-02-25 / 阅读(142) / 评论(0) 分类 双语有声阅读

Southwest airlines in the news.Southwest airlines has widened its seats by almost one inch. 西南航空上新闻了 西南航空将座位加宽了近1英寸 I don't think that's going to help because during the announcement,Americans widened their a

发表于:2019-03-04 / 阅读(154) / 评论(0) 分类 柯南脱口秀