Hi I need help with a JMP formula. I have to up count rows (1 to x) based on a value of a second column, which changes after a while. With each change the up count has to start with 1 again. Value Kit ID Count 2.3 00047 1 0.9 00047 2 1.8 00047 3 0.3 00264 1 5.7 00264 2 3.2 00053 1 0.1 00053 2 0.9 00053 3 8.3 00053 4 I got them counted in total by using col number() or counted from 1 to the end by using Sequence(), but i cannot make the formula start couting from 1 again after Kit ID changed. Anyone who can help me out?
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