Q. 24.3( 20 Votes )

Electricity used

Answer :


Maximum amount of Electricity in class 60-80


60-80 is modal class


L = lower limit of modal class = 60


h = class interval of modal class = 20


f1 = frequency of modal class = 100


f2 = frequency of class succeeding modal class = 80


f0 = frequency of class preceding modal class = 70


Mode =


Mode =


Mode =


Mode = 72 families


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