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| test-hypothesis | |||
| null hypothesis | |||
| 检验 假设: 32 phrases in 9 subjects |
| Business | 6 |
| Commerce | 2 |
| Desert science | 1 |
| International Monetary Fund | 1 |
| Mathematics | 2 |
| Oil / petroleum | 2 |
| Space | 1 |
| Statistics | 3 |
| Technology | 14 |
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