1.

If a frequency distribution has x̄ + M0 = 82, = 44 and s = 12. find coefficient of skewness.

Answer»

Here. x̄ + M0 = 82 and = 44, s = 12

∴ 44 + M0 = 82

∴ M0 = 82 – 44 = 38

Now j = \(\frac{\bar x−M_0}{s}\)

\(\frac{44−38}{12}=\frac{6}{12}\)

∴ j = 0.5



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