sample variance
| covariance matrix
| sample variance | |
| auto. | 采样 方差 |
| commer. | 取样离散 |
| corp.gov. | 样本变异数 |
| hydroel.st. од. | 样本方差 |
| math. | 采择 离散; 抽样方差 |
| met. | 试样方差 |
| tech. | 采样离散; 采样方差 |
| covariance matrix | |
| anim.husb. | 协方差 阵 |
| math. | 共变量矩阵; 协方差矩阵 |
| scient. | 协方差阵 |
| stat. | 协*1/2差3/4卣 |
| |||
| 采样样品方差离散 | |||
| 取样离散 | |||
| 样本变异数 | |||
| ★ 样本方差 | |||
| 采择〔取样，样品〕离散; 抽样方差 | |||
| 试样方差 | |||
| 采样离散; 采样方差 | |||
| |||
| ★ 抽样方差 | |||
|
sample variance : 22 phrases in 11 subjects |
| Business | 4 |
| Chemistry | 1 |
| Economics | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| Mathematics | 3 |
| Nuclear physics | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Statistics | 2 |
| Technology | 4 |