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| technique of random sampling | |||
| random sampling | |||
| method of random sampling | |||
| 随机 抽样 法: 17 phrases in 10 subjects |
| Artificial intelligence | 1 |
| Business | 2 |
| Commerce | 3 |
| Earth sciences | 3 |
| Ecology | 1 |
| Economy | 1 |
| Quality control and standards | 2 |
| Statistics | 1 |
| Technology | 2 |
| Textile industry | 1 |
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