sample average

基本解釋

In only 1% of these firms did the state have a shareholding of more than 20%, against a sample average of 19%.
這類公司中，只有1%的企業(yè)國有股超過20%（所有樣本企業(yè)平均國有持股比例為19%）；
In this paper , the author proves that sample average is both the non-deviation estimation and consistent estimation of overall mean value.
討論一般結構關系度量誤差模型的大樣本理論，給出了未知參數(shù)的一個強相合估計。
In the process of estimating the regression parameters with linear programming(LP) method, we give a principle of evaluating the fitness of the model, using the sample average of the closeness.
在使用線性規(guī)劃LP方法進行模糊回歸系數(shù)估計時，根據(jù)模糊集合的擇近原則，給出了利用樣本平均貼近度評價模型擬合效果的一個準則。

One person might be a little low one day, another person might be high, a lot of people might-- you might happen to have captured them on an average day, but overall it averages out, so you get a representative sample.
一個人可能某一天少吃些,另一個人可能多吃些,很多人都會這樣,你可能正好得出人們,平均每天的攝入量,但把它的整體平均一下,就得到有代表性的結果
耶魯公開課 - 關于食物的心理學、生物學和政治學課程節(jié)選
This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.
這話非常重要，是我作這個研究的原因：,“如果想知道人類最快能跑多快，那從好的樣本中測出平均數(shù)是“,沒用的;,而應該收集田徑類奧運冠軍的信息,看他們能跑多快。
哈佛公開課 - 幸福課課程節(jié)選

Facebook users from our sample on average can reach 156, 569 other Facebook users through their friends of friends.
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But instead of cooking the whole things, Dr Molette removed a 200-gram sample from each liver (an average liver weighed 550 grams) and put the rest in cold storage.
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