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Hossein Falaki commented on SPARK-2515: --------------------------------------- If we really have to implement another chi-square test method, I think Likelihood-ratio test would be a good candidate. On the return type: * What is left for the Summary field? Why can't this be the toString method? * I am not sure, but maybe this df is too cryptic for non-experts. How about degreesOfFreedom? > Hypothesis testing > ------------------ > > Key: SPARK-2515 > URL: https://issues.apache.org/jira/browse/SPARK-2515 > Project: Spark > Issue Type: Sub-task > Components: MLlib > Reporter: Xiangrui Meng > Assignee: Doris Xin > > Support common statistical tests in Spark MLlib. -- This message was sent by Atlassian JIRA (v6.2#6252)