marginally significantp = .08
The analysis of left-hand performances indicated significant main effects of Motor (F(1,22) = 8.9, p <.01, η p 2 = .29) and Keyboard (F(1,22) = 4.4, p <.05, η p 2 = .17) as well as a marginally significant trend of Handedness (F(1,22) = 3.4, p = .08, η p 2 = .24) without significant interactions among these factors.