首页热门词典中文词典梗流行语应用下载

英汉词典汉英词典日汉词典汉日词典韩中词典中韩词典德中词典中德词典法中词典中法词典英语造句英语缩写

首页 - 英汉词典 - E字开头的单词或词组 - expected value

英语解释

expected value

汉语翻译

【计】期望值, 期待值
【化】期望值; 期待值; 统计平均值
【经】预期值

expected value英语解释

名词 expected value:

the sum of the values of a random variable divided by the number of values
同义词：arithmetic mean, first moment, expectation

expected value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

0

纠错

为您推荐

normal expected value expected value criterion be expected to number expected expected yield expected volue expected time expected service life expected revenue expected result expected payoff expected payment

猜你喜欢

commodity inspection and testing bureau certificate staving anabases magnetotropism staving rhizoma alismatis midget bipolar cells capital intensive industry zirconium halide slap sb. on the back facultative insurance binuclear

应用推荐