if class mark and frequency is given then how to find median?
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answer.
we have to
arrange the marks obtained by 100 students in ascending order
=20,25,28,29,33,38,42,43
to choose middle observation
therefore
=31
therefore 31 is median
we have to
arrange the marks obtained by 100 students in ascending order
=20,25,28,29,33,38,42,43
to choose middle observation
therefore
=31
therefore 31 is median
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