                            2.5 %     97.5 %
.sig01                         NA         NA
(Intercept)            -0.9774424 -0.5265902
Difficulty2-1          -1.1252673 -0.7270005
Sound2-1               -0.2843568  0.1850216
Sound3-2               -0.7738646 -0.2824134
Difficulty2-1:Sound2-1 -0.2041317  0.7347083
Difficulty2-1:Sound3-2 -0.5367330  0.4448307
