Question

Find the mode of the following frequency distribution. Class 1-3 3-5 5-7 9-7 frequency 7 8 2 2 1

Answer 1

Answer:

ANSWER

We first, find the class mark x

i

of each class and then proceed as follows.

Class Class Marks (x

i

) Frequency (f

i

) f

i

x

i

1-3 2 9 18

3-5 4 22 88

5-7 6 27 162

7-10 8.5 17 144.5

Σf

i

=75 Σf

i

x

i

=412.5

Mean,

(

x

)=

Σf

i

Σf

i

x

i

=

75

412.5

=5.5

Therefore, mean of the given distribution =5.5.

Answered By

toppr

153 Views

How satisfied are you with the answer?

This will help us to improve better

answr

Get Instant Solutions, 24x7

No Signup required

girl

More Questions by difficulty

EASY

MEDIUM

HARD