What is the average (arithmetic mean) of the numbers 2, 4, 6, 8, 10, 12, 14 and 16? Choose the correct choice from the following answers:  A) 9  B) 10  C) 15  D) 12  E) 14
avg = sum of observations/number of observations   avg =(2+4+6+8+10+12+14+16)/8= 
<gadget id="calculator">(2+4+6+8+10+12+14+16)/8</gadget>
<output>9</output>
9   9nswer is 9
<result>A</result>
What is the average (arithmetic mean) of the numbers 2, 4, 6, 8, 10, 12, 14 and 16?