Warning: Avoid using dashes in column names!
This is mostly unexpected and it took me a while to figure out. If you use dashes ('-') in column names, bad things can happen. Consider the following case: you want to calculate the mean of two columns. So you open the Formula Editor and pick Statistics>Mean, then try to drag the columns inside the parentheses. In JMP16, this used to work just fine. In JMP17, things have changed a bit, I think. ...