Fig 6. Results of audio-haptic tasks in Experiments 2a and 2b.
(a) Results of audio-haptic stiffness adjustment task. Error bars show 95% confidence intervals adjusted by the Bonferroni method. (b) Results of audio-haptic Scheffé’s paired comparison with yardstick Y.05 = 0.1674. *: .01 < p < .05, ****: p < .0001.