O--实际观察的频数(observational frequency) E--无效假设下的期望频数(expectation frequency)
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期望概率
- 引用次数:10
However the design value getting from this method which expectation frequency is larger than the design normal.
然而,由此求得的设计值,其期望概率远远大于设计标准。
参考来源 - 入库洪水随机模拟及期望概率的研究
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