find the median CI 0-20,20-40,40-60,60-80,80-100,100-120,120-140
F-6,8,10,12,6,5,3
Answers
Answered by
0
Answer:
bsbsnsnsnssnmsnsns
Step-by-step explanation:
jwwushjsissjjsjwjwwnw
Answered by
2
ClassInterval Frequency c.f. 0−20 6 6 20−40 8 14 40−60 10 24 60−80 12 36 80−100 6 42 100−120 5 47 120−140 3 50 N=50 Here, N=50, then 2N=250=25
∴ Median class =60−80
We have, l=60,c.f=24,f=12 and h=20
Median=l+f2N−c.f×h
=60+1225−24×20
=60+1.66
=61.66
Attachments:
Similar questions