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Find the mean of the following data :- 30, 32, 24, 34, 26, 28, 30, 35, 33, 25(i) Show that the sum of the deviations of all the given observations from the mean is zero. |
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Answer» [FORMULA] MEAN= SUM of all the terms/Number of terms30+32+24+34+26+28+30+35+33+25/10=297297/10=29.7 |
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