Question

The distribution of age of 150 spectators in a theatre is as follows:
We wheat crop per acre.
Age (years)
15 - 20
20 - 25
25 - 30
30 - 40
40 - 50
50 - 60
60 - 80
No. of spectators
6
13
19
52
34
18
8
Find the mode for age of spec
tators using graphical method.
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Answer 1

farmers are same because they are farmers

Answer 2

Answer:

Age. frequency

15-20. 6

20-25. 13

25-30. 19

30-40. 52

40-50. 34

50-60. 18

60-80. 8

fm=52

f1=19

f2=34

Mode class =30-40

Mo=L+fm-f1/2(fm)-f1-f2 x C

30+52-19/2(52)-19-34 x 10

30+330/51

=30+6.47

=36.47

This is not done by graphical method,mainly in exam it does comes.Answer may bee little different because it is not done by graphical method