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单词
random variable
释义
random variable
汉语翻译
【计】 随机变数, 随机变量
【化】 随机变量; 无规变量
【经】 随机变量
英语解释:
名词 random variable:
a variable quantity that is random
同义词:variate, variant, stochastic variable, chance variable
例句:
The expected value of a positive integral power of a
random variable
. The first moment is the mean of the distribution.
矩,动差任意变量的正整数功效的期望值。第一个矩是分配的平均数
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