Question

31. Find the mode of the following distribution
CI
0-20
20-40
40-60
60-80
80-100
f
12
7
6
16
6
​

Answer 1

Answer:

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Step-by-step explanation:

Highest frequency 12 , Modal class =40−60

Mode =I+

2f

1

−f

0

−f

2

f

1

−f

0

×h

Where ,

I= lower limit of the modal class =40

f

1

= frequency of modal class =12

f

2

frequency of class after the modal class =6

f

0

frequency of class before the modal class =10

h= class width =20

putting the values in the equation

Mode=50

Answer 2

Answer:

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