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Posted to dev@mahout.apache.org by "Trevor Grant (JIRA)" <ji...@apache.org> on 2017/02/27 01:51:45 UTC

[jira] [Assigned] (MAHOUT-1926) Linear Regression Model can generate p-values outside of [0,1]

     [ https://issues.apache.org/jira/browse/MAHOUT-1926?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Trevor Grant reassigned MAHOUT-1926:
------------------------------------

    Assignee: Trevor Grant

> Linear Regression Model can generate p-values outside of [0,1]
> --------------------------------------------------------------
>
>                 Key: MAHOUT-1926
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1926
>             Project: Mahout
>          Issue Type: Bug
>          Components: Algorithms
>    Affects Versions: 0.13.0
>            Reporter: Trevor Grant
>            Assignee: Trevor Grant
>             Fix For: 0.13.0
>
>
> Anecdotally, the p-values reported by the ordinary least squares model (utilizing the functionality in the parent, LinearRegressionFitter) have been reported outside the range of [0,1] which is nonsensical. 
> Need to recreate problem with toy data set, fix, and add test. 



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