Question

Class- 0-10 10-20 20-30 30-40 40-50 frequency 5 15 13 17 10
for the frequency distribution given above,(n\2-cf)=?

Answer 1

Answer:N/2-cf=10

Step-by-step explanation:

0-10. 5. 5

10-20. 15. 20-cf

20-30. 13. 33

30-40. 17. 50

40-50. 10. 60

N=60

cf=20

N/2-cf=60/2-20=30-20=10

HOPE IT HELPS