In a shooting practice, the number of shots made by 8 students is as follows: (4, 5, 4, 6, 10, 9, 8, 10). What is the average of this set of data.
在一次投篮训练中，8名同学投中的个数如下：(4个、5个、4个、6个、10个、9个、8个、10个)．这组数据的平均数是多少．
<gadget id="calculator">4 + 5 + 4 + 6 + 10 + 9 + 8 + 10</gadget>
<output>56</output>

<gadget id="calculator">56 / 8</gadget>
<output>7</output>

<result>7</result>