highly significantp < 0.001
The effect was highly significant under a binomial test at the group level ( p < 0.001 for all spatial frequency combinations) as well as at the individual level ( p < 0.001 for all observers).
The effect was highly significant under a binomial test at the group level ( p < 0.001 for all spatial frequency combinations) as well as at the individual level ( p < 0.001 for all observers).