How to delimit the range of my calculation in a JMP column with different numbers of participants?
Hi,I have an example enclosed in this post. I would like to calculate the Difference of Scores (Column 4) between Column 3 and Column 2 and then calculate the Mean of that difference per participant (Column 5). The problem is that I cannot use simply the formula "PostTest - PreTest" because I need to delimit its range (per participant). Furthermore, I have got different numbers of participants bec...