[化] 总体方差

population variance的用法和样例:

例句

  1. Items used to determine the population variance.用于确定总体方差的项。
  2. This paper proposed an algorithm for finding critical value of normal population variance under unbiassed tests with uniform dominance.本文给出了求正态总体方差的一致最优化无偏检验的临界值的算法。

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学英语单词
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