假设检验中,有一对假设: ① 原假设H0。英语中称为「Null Hypothesis」,Null是「零」的意思,所以「原假设」也是「零假设」。万事皆零,「零」是事物的本来面貌。 ② 备择假设H1。英语称为「Alternative Hypothesis」。 关于这一对假设,需要知道: ① 原假设H0虽是事物的本来面貌,但确是研究者想收集证据予以反对...
在假设检验中，零假设（Null Hypothesis）是统计检测时的一类假设。零假设的内容一般是希望证明其错误的假设。与零假设相对立的就是操作性对立假设又称为备择假设（Alternative Hypothesis）即不希望看到的另一种可能。定义 从数学上来看，零假设和备择假设的地位是相等的，但是在统计学的实际运用中，常常需要强调一类...
A poster has very different functions from those of a paper or an oral presentation. It is particularly good as a means of introducing the presenter to interested observers and allowing an informal exchange of ideas. It is therefore important for......
Learn about the null hypothesis and the alternative hypothesis. Compare null vs alternative hypothesis examples and study the differences, as well...
1. 简介 假设性检验问题,检验的是整体的统计量。定义null hypothesis和alternative hypothesis,对于假设性检验根据简介中的方法会有两种结论...
(θ,10) where θ = R. We can formulate the following hypotheses;H0;θ = 1HA;θ = 1The null hypothesis is simple but the alternative hypothesis is composite since the alternative hypothesisincludes in nite numbers of normal distributions. The maintained hypothesis in this case is that H;θ ...
null hypothesis and alternative hypothesis 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 零假设和备择假设...
In order to understand what an alternate hypothesis (also called an alternative hypothesis) is, you first need to understand what the null hypothesis means. The word hypothesis means a working stateme 另⼀种假设是备择假设。基本上，你要看是否有⾜够的变化(通过替代假设)来拒绝零假设。The ...
difference between the data or population being analyzed. However, the alternative hypothesis proves otherwise. If the null hypothesis is rejected, it means that the alternative hypothesis is correct. The alternative hypothesis is represented as Ha or H1 whereas the null hypothesis is denoted...