随机: random stochastic; random变量: variable; variable quantity; ...的: 4次方是 The fourth power of 2 i ...离: leave; part from; be away fr ...差: send on an errand; dispatch变量的离差: spread of the variables随机变量的独立性: independence of random variables随机变量的方差: variance of a random variable随机变量的众数: mode of random variables非随机变量: nonrandom variable; nonstochastic variable复随机变量: complex random variable随机变量: chance variable; extraneous variable; facultative variant; ramdom variable; random variables; randomvariable; stochastic variables; variate伪随机变量: pseudo-random variable纯量随机变量: scalar random variable独立随机变量: independent random variable多维随机变量: multiple random variables多元随机变量: multiple random variable尔朗随机变量: erlang random variable二随机变量和: sum of two random variables非负随机变量: nonnegative random variable复合随机变量: compound random variable高斯随机变量: gaussian random variable混合随机变量: mixed random variable均匀随机变量: homogeneous random variable; uniform random variable离散随机变量: discrete random variable; random variable