- 【統(tǒng)計(jì)學(xué)】頻數(shù)分布；頻率分布。
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frequency distribution中文什么意思
例句與用法
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- One way we can compress data is to use a frequency table or a frequency distribution .
壓縮資料的一種有效方法是編制頻率表或頻率分布。 - A frequency distribution shows the number of observations from the data set that fall into each of the classes .
頻率分布反映出落入每一組的觀察值個(gè)數(shù)。 - Frequency distributions of properties, e.g. size and settling velocity are necessary to the description of sediments .
粒徑和沉速的頻率分布特性對(duì)于描述泥沙都是必需的。 - Such classes are separated by "natural breaks" in the frequency distribution or the analogous cumulative curve .
這樣的級(jí)可由頻率分布或類似的累積曲線中的自然斷點(diǎn)劃分開來。 - A cumulative frequency distribution enables us to see how many observations lie above or below certain values .
累計(jì)頻率分布反映在某個(gè)值以下，或在某個(gè)值以上有多少個(gè)觀察值。
英文釋義
名詞- a distribution of observed frequencies of occurrence of the values of a variable
百科釋義
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.
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