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Find the standard deviation for the foll...

Find the standard deviation for the following data

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`therefore Sigma =1/Nsqrt(Nsigmaf_ix_i^2-(Sigmaf_ix_i)^2)`
`=1/37sqrt(37xx4301-(363)^2)`
`=1/37sqrt(159137-131769)`
`=sqrt(27368)/37=165.43/37=4.47`
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