What is the average of the data 5,3,7,3,6,3.
数据5，3，7，3，6，3的平均数是多少．
<gadget id="calculator">5 + 3 + 7 + 3 + 6 + 3</gadget>
<output>27</output>

<gadget id="calculator">27 / 6</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>