单词乎
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:

  1. 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

  1. 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 valueexpected value criterionnumber expectedexpected yieldexpected volueexpected timeexpected service lifeexpected revenueexpected resultexpected payoffexpected paymentexpected normal price
猜你喜欢
intention of a documentlower curtateperiodic bulimiawar-tornrequest numberE.M.F.substantial increase in productionlipid nephrosisStokes's expectorantwar-tornsettlement of exchangeincandesce
应用推荐