> If specifying group analysis, should there be 1 file for each seed region with N
> columns equal to the number of subjects and G rows equal to the length of the > time series?
No, as stated on website, "Input files for group analysis are supposed to be path coefficients saved from analysis at individual subject level." In other words you have to first run individual analysis for all subjects and save the path coefficients, and then go to the group analysis.
Gang
