Q. 74.4( 40 Votes )

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Answer :

Here,


We have to find the mean of the given enrolments of the school


Now,


At first,


We’ll find the sum of all the observations


Thus,


Sum of all the observations = 1555 + 1670 + 1750 + 2013 + 2540 + 2820


= 12348


Now,


Total number of observations = 6


Hence,


Mean enrolments =


=


= 2058


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