Xiangrui Meng created SPARK-9673:
------------------------------------
Summary: Use unbiased standard deviation in DataFrame.describe
Key: SPARK-9673
URL: https://issues.apache.org/jira/browse/SPARK-9673
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 1.5.0
Reporter: Xiangrui Meng
Priority: Trivial
It is common to compute unbiased standard deviation in statistics. Though is
doesn't matter much for big data, it is nice to be consistent with existing
statistics tools.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
