Compute the median from the following date:
Class
Marks
(xi )
115 125 135 145 155 165 175 185 195
Frequency
(f i ) 6 25 48 72 116 60 38 22 13
Also, find the mean and mode of the above data. (Ans: 154.22, 154.68, 154.4)
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hi
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