Question

In a mathematics test given to 15 students, the following marks (out of 100) are recorded:
41,39,48,52,46,62,54,40,96,52,98,40,42,52,60 find the mean , median, of this data

Answer 1

mean of data= sum of all observation

number of observation

41+39+48+52+46+62+54+40+90+52+98+40+42+52+60

_________________________________

15

=882

_____=54.8

15

median

arrange in ascending order

39,40,40,41,42,46,48,52,52,54,60,62,96,98

number of observation n = 15

median = n +1 th

______ observation

2