Cartridge Case Comparison Validity Study 2022

ARB_ID: Arbitrary number that identifies individual examiners SET: Of the eight comparison sets given to each examiner, this identifies the order in which they were listed. BRAND: 1=Beretta92FS; 2=HiPointC9 MATCH: 0=Different_source; 1=Same_source AFTE3: Examiner decision: 1=Identificatioin; 2=Inconclusive; 3=Elimination N_8GOOD: Total number of valid decisions returned by examiner.