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mean and standard deviation | |||
mean standard error | |||
standard deviation of the mean |
平均标准差: 28 phrases in 14 subjects |
Agriculture | 3 |
Animal husbandry | 1 |
Aviation | 3 |
Business | 3 |
Earth sciences | 1 |
Economy | 1 |
Electronics | 3 |
General | 1 |
Management | 1 |
Oil / petroleum | 3 |
Rail transport | 1 |
Securities | 1 |
Statistics | 2 |
Technology | 4 |