row() results in missing value for 1st row
JMP® Pro 17.0.0 (622753) Hello, I understand that using Lag in the 1st row results in a missing value. But I need to avoid a missing value, because my predictive algorithm is using Informative Missing elsewhere. So in this one instance, I'd like to avoid it. I'm not much good with JSL... Formula Result: want to force this missing value to change to a zero. My initial forays have been trying comb...