随机: random stochastic; random变数: variable的: 4次方是 The fourth power of 2 i ...平均数: averages; average number; me ...平均数的平均: average of averages平均数的平均率: average of averages平均数的平均值: mean of means非随机变数: nonrandom variable随机变数: random variable; stochastic variable; variate【数、统】随机变数。: random variable纯量随机变数: scalar random variable独立随机变数: independent random variable渐近随机变数: asymptotically random variable离散随机变数: discrete stochastic variable联合随机变数: joint random variable连续随机变数: continuous random variable相关随机变数: correlated random variables正态随机变数: normal random variable组合随机变数: combined random variable正规随机变数, 正规随机变量: normal random variable平均数的选择: selection of average标准化随机变数: standardized random variable标准正态随机变数: standard normal random variable渐近正态随机变数: asymptotically normal random variable可观测的随机变数: observable random variable