Question

c) Use a graph paper for following questions
The following table shows the age distribution of cases of certain diseases
admitted during a year in a particular hospital.Find the mode of the distribution (4
Age in
Years
10-20
20 - 30
30-40
40 - 50
50 - 60
20
24
6
No. of
cases 6 12 20 24 14 4​

Answer 1

Answer:

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Answer 2

Answer:

mark as brainlist answer

Explanation:

Age ( in years) 4.5-14.5 14.5-24.5 24.5-34.5 34.5-44.5 44.5-54.5 54.5-64.5

No. of cases: 6 11 21 23 14 5

We observe that the class 34.5−44.5 has the maximum frequency. So, it is the modal class such that,

l=34.5,h=10,f=23,f

1

=21,andf

2

=14

∴Mode=l+

2f−f

1

−f

2

f−f

1

×h

⇒Mode=34.5+

46−21−14

23−21

×10

⇒Mode=34.5+

11

1

×10

⇒Mode=36.31