Modeling longitudinal data and consider potential impact of process history
Hi community, I have a question on how to handle a modeling situation. I have a set of longitudinal data like the one in the table below: I have some factors (X, M and N) that are evaluated each time in different steps of a process (step 1, step 2 and step 3). I measure an answer Y and then the idea is to identify which factor (and from which step) is more influential on the outcome Y. To make t...