frequency distribution中文什么意思

【统计学】频数分布；频率分布。

• frequency:    n. 1.屡次，频仍，频繁。 2.( ...
• distribution:    n. 1.分配，分发，配给；分配装置 ...
• distribution frequency:    分布频率

例句与用法

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1. One way we can compress data is to use a frequency table or a frequency distribution .
   压缩资料的一种有效方法是编制频率表或频率分布。
2. A frequency distribution shows the number of observations from the data set that fall into each of the classes .
   频率分布反映出落入每一组的观察值个数。
3. Frequency distributions of properties, e.g. size and settling velocity are necessary to the description of sediments .
   粒径和沉速的频率分布特性对于描述泥沙都是必需的。
4. Such classes are separated by "natural breaks" in the frequency distribution or the analogous cumulative curve .
   这样的级可由频率分布或类似的累积曲线中的自然断点划分开来。
5. A cumulative frequency distribution enables us to see how many observations lie above or below certain values .
   累计频率分布反映在某个值以下，或在某个值以上有多少个观察值。

英文释义

名词

1. a distribution of observed frequencies of occurrence of the values of a variable

百科释义

In statistics, a frequency distribution is an arrangement of the values that one or more variables take in a sample. Each entry in the table contains the frequency or count of the occurrences of values within a particular group or interval, and in this way, the table summarizes the distribution of values in the sample.