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a statistic informal if someone is just a statistic, they are just another example of someone who has died because of a particular type of accident or disease 一个数据〔指死于某种意外事故或疾病的人〕 We can’t let these boys become just another statistic. 我们不能让这些男孩成为另一项统计数字...
百度试题 题目A.StatisticB.StatisticsC.StatisticianD.Stator 相关知识点: 试题来源: 解析 B [注释] 本题测试同根派生词的词义辨析。A.Statistic统计量;C.Statistician统计员; D.Statistical统计学的;B.Statistics统计数字。反馈 收藏
What is a statistic model? 统计模型简单来说就是概率分布集,就是一个概率分布构成的集合(或者称为簇)。 严格表示一个统计模型,首先要写出一个样本空间。把它理解成是概率测度,事件集的概率 测度空间构成的几何。χ(Ω),p)χ样本是来自一个总体x,x会对应一个分布P,P又被称为推出测度, χ(Ω),p)χx→...
统计数据的一个版本
We propose a statistical measure suitable for comparing the rotational stabilities of pulsars with one another and with terrestrial time scales. By a simple extension of notation long used in the clock community, we call the statistic σ_z_(τ). Defined in terms of third-order polynomials fitted...
A test for elliptical symmetry This paper presents a statistic for testing the hypothesis of elliptical symmetry. The statistic also provides a specialized test of multivariate normality... FW Huffer,C Park - 《Journal of Multivariate Analysis》 被引量: 51发表: 2007年 Inference on the shape of ...
What is a Parameter? What is the Difference Between a Statistic and a Parameter? A statistic and a parameter are very similar. They are both descriptions of groups, like “50% of dog owners prefer X Brand dog food.” The difference between a statistic and a parameter is that sta...
2015年ap statistic选择题multiple choice统计 2015年AP统计学选择题(Multiple Choice)分析 2015年的AP统计学选择题(Multiple Choice)是一次对学生统计学知识和应用能力的考察。本文将对该年份的选择题进行分析,探讨其中涉及的统计学概念和解题方法。以下将按照题目的顺序进行讨论。 题目1:某研究人员针对调查样本的平均...
A Statistic is() A.equal to a parameter of the population B.an exact characteristic of the population C.an index calculated based on all data of the population D.obtained after studying all the individuals in the population E.calculated based on a sample...