Lower Quartile Calculator

Find lower quartile step by step

For the given set of data, the calculator will find the lower (first) quartile ($$$25$$$th percentile), with steps shown.

Related calculators: Upper Quartile Calculator, Five Number Summary Calculator, Box and Whisker Plot Calculator

Comma-separated.

If the calculator did not compute something or you have identified an error, or you have a suggestion/feedback, please write it in the comments below.

Your Input

Find the lower quartile of $$$8$$$, $$$8$$$, $$$5$$$, $$$-6$$$, $$$-6$$$, $$$7$$$, $$$-7$$$, $$$8$$$, $$$5$$$, $$$2$$$, $$$6$$$, $$$5$$$, $$$7$$$, $$$1$$$.

Solution

The lower (first) quartile $$$Q_{1}$$$ is equal to the percentile no. $$$25$$$.

The percentile no. $$$25$$$ is $$$1$$$ (for steps, see percentile calculator).

Answer

$$$Q_{1} = 1$$$A