Countif equivalent?
I am trying to find a JMP formula function equivalent to Excel’s Countif function, that points to a column and returns the number of rows that are the same as the value in the current row, as you would get if you did a Summary on that row. In other words, if I have a 1000-line table, and column Color is set to "Purple" in 27 rows, I want a formula for a new row that returns 27 for those rows (and ...