下列数据属于什么分布:symmetric distribution,Skewed distributionBimodal distribuyion and Unimodal distribution:157,160,162,165,166,167,167,167,168,169,170,171,172,173,174,174,176,178,180,182MeanStandard Deviation 169.96.307931515
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下列数据属于什么分布:symmetric distribution,Skewed distributionBimodal distribuyion and Unimodal distribution:157,160,162,165,166,167,167,167,168,169,170,171,172,173,174,174,176,178,180,182MeanStandard Deviation 169.96.307931515
下列数据属于什么分布:symmetric distribution,Skewed distribution
Bimodal distribuyion and Unimodal distribution:
157,160,162,165,166,167,167,167,168,169,170,171,172,173,174,174,176,178,
180,182
MeanStandard Deviation 169.96.307931515
下列数据属于什么分布:symmetric distribution,Skewed distributionBimodal distribuyion and Unimodal distribution:157,160,162,165,166,167,167,167,168,169,170,171,172,173,174,174,176,178,180,182MeanStandard Deviation 169.96.307931515
symmetric distribution - 对称分布
Skewed distribution - 偏态或非正态分布
Bimodal distribution - 双峰分布
Unimodal distribution - 单峰分布
这些都是与统计学里的众数(mode)有关的名词.
左边的图显示的是概率密度函数;右图显示的是累积分布函数.
对称分布也就是正态分布或高斯分布,这是一个在数学、物理及工程等领域都非常重要的概率分布,在统计学的许多方面有着重大的影响力.
正态分布的概率密度函数曲线呈钟形,因此人们又经常称之为钟形曲线.这就属于是单峰分布.