Question

Solve Q 1 ka 1st. Help me to help yourself.

Answer 1

Answer:

class frequency cumulative freq.

12 -14 11 11

14-16 12 23

16-18 20 43

18-20 7 50

n=sigma f=50

n/2=50/2=25

25 lies in cumulative frequency 43 so in the median lies in the class 16-18

so option c is correct