skewness

Returns the skewness of the values in a group.

Syntax

Python

from pyspark.sql import functions as sf

sf.skewness(col)

Parameters

Parameter	Type	Description
col	pyspark.sql.Column or column name	Target column to compute on.

Returns

pyspark.sql.Column: skewness of given column.

Examples

Python

from pyspark.sql import functions as sf
df = spark.createDataFrame([[1],[1],[2]], ["c"])
df.select(sf.skewness(df.c)).show()

Output

+------------------+
|       skewness(c)|
+------------------+
|0.7071067811865...|
+------------------+