Random variance model 随机方差模型
Random Variance Shift Autoregressive 随机方差扩大模型
random value variance [计] 随机值变化
variance of random variable 随机变数之变异数
Variance of discrete random variable 离散型随机变量的方差
IBD-Based variance component random model IBD方差组分随机模型
random analysis of variance 随机区组方差分析
variance for simple random sampling 简单随机抽样方差
variance-stationary random signal 方差平稳随机信号
The structure variance of soil nutrient is bigger than the random variance.
毛竹林土壤养分的结构性变异大于随机变异。
The variance of a random variable measures how far from the expected value its values typically are.
随机变量的方差衡量随机变量值与期望值偏离的程度。
The technical definition of variance is the random variable's second central moment, the weighted average of the square of the differences from the expected value.
3方差的专业定义是随机变量的二次中心矩，与期望值之差的平方的加权平均值。
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