Q. 174.3( 6 Votes )

The following table gives the daily income of 50 workers of a factory:

Answer :



Mean= =


We have, N= 50,


N/2 = 25


Hence, medium class =120-140, such that


l=120, f’=14, f=12, h=20


Median = l +


Here, we may observe that maximum class frequency is 14 belonging to the class interval 120-140


So, modal class= 120-140


Lower limit, l= 120


f0=12, f2=8, f=14,h = 20



=


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