Statistical tests always involve a trade-off between: 1  the acceptable level of false positives (in which a non-match is declared to be a match) and. 2  the acceptable level of false negatives (in which an actual match is not detected).
transitive verb. 1 : to divorce or separate formally from (a woman) 2 : to refuse to have anything to do with : disown. 3a : to refuse to accept; especially : to reject as unauthorized or as having no binding force repudiate a contractb : to reject as untrue or unjust repudiate a charge.
tr.v. reÂ·pealed, reÂ·pealÂ·ing, reÂ·peals. 1. To revoke or rescind, especially by the action of a legislature. 2. Obsolete To summon back or recall, especially from exile.