# Lower quartile of $$$4$$$, $$$5$$$, $$$7$$$, $$$11$$$, $$$12$$$, $$$15$$$, $$$16$$$

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

### Your Input

**Find the lower quartile of $$$4$$$, $$$5$$$, $$$7$$$, $$$11$$$, $$$12$$$, $$$15$$$, $$$16$$$.**

### Solution

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

The percentile no. $$$25$$$ is $$$5$$$ (for steps, see percentile calculator).

### Answer

**$$$Q_{1} = 5$$$A**