Question

The ages of attendees at a birthday party are shown below. Which of the following is closest to the mean age of the attendees? 11, 12, 12, 12, 12, 14, 15, 17, 18

(1) 12.9
(2) 13.2
(3) 13.7
(4) 14.1​

Answer 1

(3) 13.7

Explanation:

add 11+12+12+12+12+14+15+17+18=123
then divide 123 divide by 9 and you'll get 13.7

Answer 2

4

Explanation:

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