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单词 frequency
释义

frequency

(in statistics) The number of times that a particular value occurs as an observation. In grouped data, the frequency corresponding to a group is the number of observations that lie in that group. If numerical data are grouped by means of class intervals, the frequency corresponding to a class interval is the number of observations in that interval. See also relative frequency.

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更新时间:2025/4/29 9:21:46