The average of a set of data 16, b, 11, and 14 is 14, what is the median of this set of data.
一组数据16，b，11，14的平均数是14，这组数据的中位数是多少．
<gadget id="calculator">15 + 14</gadget>
<output>29</output>

<gadget id="calculator">29 / 2</gadget>
<output>29/2 = around 14.5</output>

<result>29/2 = around 14.5</result>