However, Nicod criterion is not logical, but a practical procedure or guidance used in testing hypothesis.
尼柯德标准并不是一个逻辑标准，而是科学家在检验经验假说时采用的实践原则。
This thesis applies the way of "hypothesis-testing", that is "putting forward a hypothesis - collecting material- testing hypothesis - further studying of the result".
本文运用“假设检验法”予以求证，即：“提出假设-收集资料-验证假设-深入分析结果”。
The paper puts forward covariance analysis model about teaching efficiency, introduces some calculation functions and methods on the point estimation and testing hypothesis about the model.
提出了教学效率的协方差分析分析模型，介绍了模型的参数估计及假设检验的计算公式和方法。
The paper puts forward covariance analysis model about teaching efficiency, introduces some calculation functions and methods on the point estimation and testing hypothesis about the model.
提出了教学效率的协方差分析分析模型，介绍了模型的参数估计及假设检验的计算公式和方法。
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