highly significantp < 0.0001
In contrast, there was a highly significant difference between the intercepts of the fit for disparity and chequerboard [ F (1, 132) = 16.5; p < 0.0001], to a lesser extent with luminance [ F (1, 132) = 4.4; p < 0.04] and no difference from motion [ F (1, 132) = 1.3; p = 0.25].