snowflake.snowpark.functions.regr_sxx¶

snowflake.snowpark.functions.regr_sxx(y: Union[Column, str], x: Union[Column, str]) → Column[source] (https://github.com/snowflakedb/snowpark-python/blob/v1.40.0/src/snowflake/snowpark/functions.py#L11674-L11687)¶

Returns REGR_COUNT(y, x) * VAR_POP(x) for non-null pairs.

Example:

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>>> df = session.create_dataframe([[10, 11], [20, 22], [25, None], [30, 35]], schema=["v", "v2"])
>>> df.group_by("v").agg(regr_sxx(col("v"), col("v2")).alias("regr_sxx")).collect()
[Row(V=10, REGR_SXX=0.0), Row(V=20, REGR_SXX=0.0), Row(V=25, REGR_SXX=None), Row(V=30, REGR_SXX=0.0)]

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