Last Updated:2025/11/26

In a normal distribution, the empirical rule helps estimate the proportion of data that fall within one, two, and three standard deviations from the mean.

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In a normal distribution, the empirical rule helps estimate the proportion of data that fall within one, two, and three standard deviations from the mean.

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正規分布において、経験則(68-95-99.7の法則)は、データが平均から1、2、3標準偏差以内に入る割合を推定するのに役立ちます。

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