单词:rowanne
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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,
Liz, Graphic Design to Pastry Chef J: Hello everyone! I'm Jody. Welcome to American Cafe Y: 各位好,我是杨晨。欢迎您到美语咖啡屋。 J: Our guest today is Liz. She's a friend of mine
A few commuters in a subway train making stop at Park Kultury subway station in Moscow, 29 Mar 2010 Moscow has one of the most extensive metro systems in the world, and arguably one of the best. But, a new stop dubbed, The Station of Suicides, has ma
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