In a set of data: 15, 17, 14, 15, 19, 17, 16, 17, what is the median of this set of numbers.
在一组数据中：15、17、14、15、19、17、16、17，这组数的中位数是多少．
<gadget id="calculator">16 + 17</gadget>
<output>33</output>

<gadget id="calculator">33 / 2</gadget>
<output>33/2 = around 16.5</output>

<result>33/2 = around 16.5</result>