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Returns the skewness of the values in a group.
Syntax
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
from pyspark.sql import functions as sf
df = spark.createDataFrame([[1],[1],[2]], ["c"])
df.select(sf.skewness(df.c)).show()
+------------------+
| skewness(c)|
+------------------+
|0.7071067811865...|
+------------------+