... samarskite 钶钇矿 samiresite 铀铅烧绿石;钶钛铀铅矿 sample mean and variance样本平均值与方差 ...
双语例句
1
Populations, random samples. Sample statistics, moments of the samplemeanandvariance.
母体， 随机样本。 样本统计， 样本平均数和变异数的动差。
2
In particular, we focus discussion on joint confidence sets of the parameter meanandvariance when a rounded sample comes from the normal distribution with both parameters unknown.
特别地，本文集中讨论当数据是来自参数未知的正态分布四舍五入后的数据，均值和方差的联合置信集。
3
One is to compare the samplemeanand the samplevariance.