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Question -

The following data gives the distribution of total monthly household expenditure of 200 families of a village. .Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure:



Answer -


(i) We see that the c ass1500-2000 has maximum frequency 40
It is a modal class
Here l = 1500, f = 40 , f1 = 24 , f2 = 33 , h=500

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