Question 11 Mark
For a distribution, $Q_1=25, Q_2=35$ and $Q_3=50$. Find Bowley's coefficient of skewness $S k_b$.
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Question 21 Mark
For a distribution, mean $=60$, median $=75$ and variance $=900$. Find Pearsonian coefficient of skewness Sk .
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For u distribution, mean $=100$, mode $=80$ and S.D. $=20$. Find Pearsonian coefficient of skewness $Sk _{ p }$. For u distribution, mean $=100$, mode $=80$ and S.D. $=20$. Find Pearsonian coefficient of skewness Skp.
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For a distribution, mean $=100$, mode $=127$ and S.D. $=60$. Find the Pearson coefficient of skewness Sk ${ }_p$.
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