highly significantp < 0.001
Free will On ratings of Mary's free will, ANOVA revealed a highly significant main effect for the within factor stage ( F (3, 354) = 25.14, p < 0.001, η 2 p = 0.18), a small significant interaction ( F (6, 354) = 2.48, p = 0.028, η 2 p = 0.04), and a highly significant between-subjects effect for substance ( F (2, 118) = 8.81, p < 0.001, η 2 p = 0.12), see Fig. 1 .