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Find the mode of the following frequency distribution.

 

Class 0-10 10-20 20-30 30-40 40-50 50-60 60-70
Frequency 8 10 10 16 12 6 7
 

 

 
 
 
 
 

Answers (1)

 

Class 0-10 10-20 20-30 30-40 40-50 50-60 60-70
Frequency 8 10 10 16 12 6 7

 

Mode =l+\frac{F-F_1}{2F-F_1-F_2}\times h

From the given data,

F=16

F_1=10

F_2=12

h=10

l=30

Putting the values in the formula 

     =30+\frac{16-10}{2(16)-10-12}\times 10

=30+\frac{6}{10}\times 10

=36

Posted by

Safeer PP

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