marginally non-significantp = 0.065
However, only a marginally non-significant difference was detected between these two groups [ t 19.99 = 1.949, p = 0.065; mean of the “no control” group = 70%, s.e.m. = 6%; mean of the “control” group = 57%, s.e.m. = 3%, Cohen's d = 0.642].