Q. 15.0( 1 Vote )

Find the mean of daily wages of 60 workers in a factory as per data given below:

Answer :

Let’s draw the table and calculate the total frequency.


To calculate mean we need the relative value of variables which is xi×fi. To attain xi×fi .we have to multiply the value of variables (xi)to the frequency of the value (f1).



By putting the formula of;


Mean =



= 118.50


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