JMP equivalent of Excel's COUNTIF function
I'm trying to mimic this Excel-type behavior: AB1failureTypenumFailuresThisType2f1=countif($a$2:$a$999,a2)3f2=countif($a$2:$a$999,a3)4f1=countif($a$2:$a$999,a4)5f1=countif($a$2:$a$999,a5)6f2=countif($a$2:$a$999,a6)......... ... in JMP. Is this possible as a column formula? I've tried "Col Sum( :failureType == :failureType[ Row() ] )" but that doesn't work and I don't understand why. Sometimes "...