Performance of a biometric measure is usually referred to in terms of (choose all that apply):

A. failure to reject rate

B. false accept rate

C. false reject rate

D. failure to enroll rate

E. None of the choices.

Explanation:

Performance of a biometric measure is usually referred to in terms of the false accept rate (FAR), the false non match or reject rate (FRR), and the failure to enroll rate (FTE or FER). The FAR measures the percent of invalid users who are incorrectly accepted in, while the FRR measures the percent of valid users who are wrongly rejected.