Question

calculate mean median mode of the following distribution : age in years: 12 13 14 15 16 17 18 no. of students : 24 39 70 90 64 51 36​

Answer 1

arithmetic mean = 2+3+5+6+4+3+2/7

=25/7

median= 3

mode is most repeated number which is 2 and 3 both. because equal in number