If mean and C.V of a data are 30 and 18% respectively. Find S.D. – InterviewSolution

1.

If mean and C.V of a data are 30 and 18% respectively. Find S.D.

Answer»

C.V = \(\frac{6}{X}\) x 100

15 =\(\frac{σ}{30}\) x 100

\(\frac{18 \times 30}{100}\) = σ

∴ σ = 5.4

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