A set of numbers: 5, 8, 7, 2, 10, 14, 13, 11, what is its median.
一组数：5、8、7、2、10、14、13、11中，它的中位数是多少．
<gadget id="calculator">10 + 11</gadget>
<output>21</output>

<gadget id="calculator">21 / 2</gadget>
<output>21/2 = around 10.5</output>

<result>21/2 = around 10.5</result>