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Find the mean deviation using arithmetic mean of the following data: 16,22,26,14,12,15,13,18,

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Find the mean deviation using arithmetic mean of the following data:
16,22,26,14,12,15,13,18,
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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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