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[FIX] Fix Chi2 computation for variables with values with no instances #2031

Merged
merged 1 commit into from
Feb 21, 2017
Merged

[FIX] Fix Chi2 computation for variables with values with no instances #2031

merged 1 commit into from
Feb 21, 2017

Commits on Feb 20, 2017

  1. [FIX] ghissue-2020 Chisq not calculated when there are no attributes … 

    …which suppose to be

Chi-squared test is nan when there are attributes which are not in the data. It is caused by division by zero because  code does not calculate limits. It actually suppose to be 0.

Check if there is NaN in the array and then change that value to 0.

- [X] Code changes
- [X] Tests
- [ ] Documentation
    @jerneju
    jerneju committed Feb 20, 2017
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