It is generally believed that the extreme things in the macro social phenomenon are very few, and the "two extremes" can counteract with each other in statistic summary.
一般认为，社会经济总体现象中的极端情况都是极少数，而且“两极”的情况会由于统计汇总而相互抵消。
One important summary value is a t statistic that can be used to measure how well a linear equation fits the data.
一个重要的汇总值是T统计值，它可以用来衡量一个线性方程与数据的吻合程度。
It detects new hosts, saves up to 12 hours of data, and has a nice summary statistic.
它测试新的主机，可以最多保存12个小时的数据，有一个很好的摘要统计功能。
It detects new hosts, saves up to 12 hours of data, and has a nice summary statistic.
它测试新的主机，可以最多保存12个小时的数据，有一个很好的摘要统计功能。
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