marginally significantp = 0.052
On average, across the four training days, the sham group performed better ( M = 86% (82%, 90%)) than the active group ( M = 81% (77%, 85%)), with a marginally significant difference between the two groups (Welch two-sample t -test for nonequal variance: t 47.27 = 1.99, p = 0.052, two-tailed, d = 0.56).