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Find the mean deviation using arithmetic mean of the following data: 16,22,26,14,12,15,13,18, |
Answer» SOLUTION : Here `N=8, sum x_(1)=136` `:.` Arthmetic mean `BARX=(sum x_(i))/n=136/8=17` Mean deviatinon `=(sum_(i=1)^(n)|x_(i)-barx|)/n` `=30/8=3.75` |
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