Q22 of 805 Page 1

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




Modal class = class which has maximum frequency = 30-40 l = lower limit of modal class = 30


h = class size = 10


f1 = frequency of modal class = 16


f0 = frequency of class preceding the modal class = 10


f2 = frequency of class succeeding the modal class = 12



=36


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