研究过过程boxplot plot语句选项的进

shiyiming

过程boxplot plot语句选项中的术语－fence ？

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In the following descriptions, the terms fence and far fence refer to the distance from the first and third quartiles (25th and 75th percentiles, respectively), expressed in terms of the interquartile range (IQR). For example, the lower fence is located at 1.5×IQR below the 25th percentile; the upper fence is located at 1.5×IQR above the 75th percentile. Similarly, the lower far fence is located at 3×IQR below the 25th percentile; the upper far fence is located at 3×IQR above the 75th percentile.

文中“the terms fence and far fence ” 这2个术语怎么翻译比较好呢？