highly significantp < 10 -4
Comparing the mean amplitude in the last 500 ms preceding stimulus onset in a central region of interest (ROI) yielded a highly significant difference ( t (12) = -6.233, p < 10 -4 ).
Comparing the mean amplitude in the last 500 ms preceding stimulus onset in a central region of interest (ROI) yielded a highly significant difference ( t (12) = -6.233, p < 10 -4 ).