# Lower and upper fence calculator

For calculation lower and upper fence enter numerical data separated with comma (or space, tab, semicolon or new line). For example: -5, -4, 7.5, 8.7, 3.4, 9.4, 0.8, 1.5, 2.6, 0.9, 0.6, 9.4, 8.4, 6.6 , 9.4### What is lower and upper fence?

The Lower fence is the "lower limit" and the Upper fence is the "upper limit" of data, and any data lying outside this defined bounds can be considered an outlier.LF = Q1 - 1.5 * IQR

UF = Q3 + 1.5 * IQR

where Q1 and Q3 are the lower and upper quartile and IQR is the interquartile range.