False negative rate difference

The false negative rate difference gives the percentage of positive transactions that were incorrectly scored as negative by the model.

False negative rate difference at a glance

  • Description: Returns the difference in false negative rates for the monitored and reference groups
    • At 0: Both groups have equal benefit.

Do the math

The following formula is used for calculating false negative rate (FNR):

                              false negatives         
False negative rate  =  __________________________
                               all positives

The following formula is used for calculating false negative rate difference:

False negative rate difference  =  FNR of monitored group - FNR of reference group

Next steps

False positive rate difference

Parent topic: Fairness metrics overview