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Find the mean and median of the following data. 6, 9, 12, 15, 9, 3, 6, 9, 12, 6, 10, 3, 6, 15, 6.​

Answer» MEAN SUM of all OBSERVATION = 6+9+12+15+9+3+6+9+12+6+10+3+6+15+6 = 127Number of observation = 15Required mean = 127/15= 8.46666667


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