Question

find out median from the following data marks 40,41,42,43,44,45,46,47 no. of students 2,3,7,8,10,12,14,16

Answer 1

Explanation:

Marks of 15 students in their Economics paper are:

6, 9, 10, 12, 18, 19, 23, 23, 24, 28, 37, 48, 49, 53, 60

Find the median marks.

ANSWER:

S. No. Marks

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15 6

9

10

12

18

19

23

23

24

28

37

48

49

53

60

N = 15

Median = size of (N+12)th item

or, M = size of (15+12)th item

or, M = size of 8th item

⇒ M = 23

Therefore, the median marks in the economics paper is 23.