## Bowley's Coefficient of Skewness for grouped data

Use this calculator to find the Bowley's Coefficient of Skewness for grouped (raw) data.

Bowley's Coeff. of Skewness Calculator
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 Quartile : ($Q_1$)
Median : ($Q_2$)
Third Quartile : ($Q_3$)
Bowley's Coeff. of Skewness :

## Formula:

### $Sk =\dfrac{Q_3+Q_1 -2*Median}{Q_3-Q_1}$

where

• $Q_1$ is the first quartile of the data
• $Median$ is the median of the data
• $Q_3$ is the third quartile of the data