Kelly’s Coefficient of Skewness for grouped data
Use this calculator to find the Kelly’s coefficient of skewness for grouped (raw) data.
Kelly's Coeff. of Skewness Calculator | |
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Type of Freq. Dist. | DiscreteContinuous |
Enter the Classes for X (Separated by comma,) | |
Enter the frequencies (f) (Separated by comma,) | |
Results | |
Number of Obs. (n): | |
First Decile : ($D_1$) | |
Sample Median : ($D_5$) | |
Nineth Decile : ($D_9$) | |
Kelly's Coeff. of Skewness : | |
Kelly’s Coefficient of Skewness for grouped data
$$ \begin{eqnarray*} Sk& = &\frac{D_9+D_1 -2*Median}{D_9-D_1} \end{eqnarray*} $$