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  • Which mean to use and when? - Cross Validated
    So we have arithmetic mean (AM), geometric mean (GM) and harmonic mean (HM) Their mathematical formulation is also well known along with their associated stereotypical examples (e g , Harmonic mea
  • 英语的mean这个词有哪些用法？ - 知乎
    mean这个词有许多用法和含义，在不同的情境下有不同的解释和表达方式。 以下是一些常见的用法： 1 表示某物或某人的意图、目的或动机。 例如： - What do you mean? 你是什么意思？ - I mean to say that it's not fair 我的意思是说这不公平。 - What does it mean when he says that?
  • What is implied by standard deviation being much larger than the mean?
    What does it imply for standard deviation being more than twice the mean? Our data is timing data from event durations and so strictly positive (Sometimes very small negatives show up due to clock
  • 如何正确使用 mean 这个单词？可否举例说明？ - 知乎
    词典里翻译成的“小气，吝啬”只是mean的一小部分意思。 Mean在口语中更多的是“毒舌，刻薄，过分，坏”的意思。 -Cady: You're the one who made me like this so you could use me for your 8th grade revenge! -Cady: 是你把我变成这个样子的，然后你好利用我来为你8年级的事情复仇。
  • What does it mean for a statistical test to be robust?
    I'm not so sure about that last statement: I suspect a limited sense of "heteroscedasticity" and a limited sense of "robust" must be applied for it to be true ANOVA, after all, comprises a lot of different things, including estimating group means, analyzing components of variances, and testing differences among group means The p-values for those latter tests will be rather wrong with
  • mean和median的平均值有意义吗？ - 知乎
    mean 表示是观测值的平均值,只考虑数据集中出现的所有数据 符合 正太分布 median 表示数据集的数据范围的中间值 符合 偏态分布 举个例子, 如果有两个公司, 某岗位的工资的median value 相差不大,A公司员工的工资的mean value 大于大于B公司员工工资mean value, 说明A公司有部分员工工资特别高 所以以后找
  • What do endogeneity and exogeneity mean substantively?
    Thanks for the example and the explanation I am still a bit clueless about what endogeneity and exogeneity mean in plain English What exactly do i mean when I say that a variable is endogenous or for that matter exogenous
  • 为什么欧美人可以不内卷就过上富贵好生活？ - 知乎
    我见过他妈妈一次，因为我租了他家的房子的其中一间卧室，他妈妈是那种典型的中年白人妇女，一脸的mean相（刻薄寡恩的意思），他妈妈的内在也和面相很匹配，因为我已经和Max谈好了房租的价钱，他妈妈居然某天突然杀到家里说我必须多交房租，否则我必须
  • Comparison of distribution mean or median - Cross Validated
    As above, trimmed calculations can be more stable than the mean or median, see measures of location The gist of this difference is that what you may think is an outlier, may actually be an expected occurrence for the typical range of some distribution types, e g , the biologically very common Student's-t distributions of low degrees of freedom
  • When to use the standard error on the mean - Cross Validated
    If you are trying to report inferences about the population mean you should use the sample mean's standard deviation standard error, not the population standard deviation I understand the conceptual difference but in practice the kind of situation where I typically get confused is where I have a model of a system which predicts a value





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