Question

Given below are the ages (in years) of 30 students of a class : 13, 14, 13,14,12,13,13,14,15,13,14,14,16,12,14,13,14,15,16,13,14,13,12,17,13,12,13,13,13,13. Find the mean age.

Answer 1

Answer:

13.6

Step-by-step explanation:

Mean = sum of all number(observations) / total number of observations

= 13+14+13+14+12+13+13+14+15+13+14+14+16+12+14

+13+14,15+16+13+14+13+12+17+13+12+13+13+13+13 /

30

=480 / 30

= 13.6

Answer 2

Answer: 13.6 is the right answer