- 归零假说
- 后，剩下的结论有两边，如
- 后，剩下的结论只是一边的，如
- 检验假设
- 无效假设
- 虚假设, 解消假设
- 虚无假设（即意欲推翻的假设）
- 原假设（零假设）
- 之后即行成立的假设
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null hypothesis中文什么意思
例句与用法
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- If this increase is large enough relative to the ssr in the model with all of the variables , then we can reject the null hypothesis
如果相对于包括所有解释变量的模型,新的ssr的上升足够大的话,那么我们就能拒绝原假设 - The null hypothesis is that ? 1 - ? 2 = 0 where ? 1 is the mean time to respond after consuming alcohol and ? 2 is the mean time to respond otherwise
当? 1表示喝酒者的平均反应时间，而? 2表未喝酒者的平均反应时间，则此虚无假设为? 1 - ? 2 = 0 。 - In the first case the prediction of earthquakes is a null hypothesis ; in the second case the prediction of some earthquakes might be possible
在头一种情况下，预测地震是无价值的假定；在后一种情况下，对某些地震进行预测是有可能的。 ” - In the first case the prediction of earthquakes is a null hypothesis ; in the second case the prediction of some earthquakes might be possible
在头一种情况下，地震的预测是一个无意义的假定；在后一种情况下对某些地震进行预测可能是可能的。 ” - Fourth , despite these high costs , the time has passed that policy makers should still be acting on the null hypothesis that global warming will not occur
第四，尽管付出很高的代价，但是由政策制定者们来决定全球变暖的假设是否会实现的时代已经过去了。
百科释义
The practice of science involves formulating and finding hypotheses, statements that are capable of being proven false using a test of observed data. The null hypothesis typically corresponds to a general or default position.
详细百科解释