Question

following are the marks of 35 students in an examination 5,21,23,28,24,10,8,17,25,16,19,25,30,20,20,19,22,20,23,29,15,10,2,11,21,25,14,10​

Answer 1

Given data of 15 students is 35,28,13,17,20,30,19,29,11,10,29,23,18,25,17

The ascending order of these data is 10,11,13,17,17,18,19,20,23,25,28,29,29,30,35

The middle element in this order is 20

So median marks is 20