Mu Suppression Is Sensitive to Observational Practice but Results in Different Patterns of Activation in Comparison with Physical Practice

Table 1

Single sample -test results (and Cohen’s ), comparing MSI to zero for each electrode site for PP and OP groups during the stage 2 practice session.

	PP				OP
	df	obs			df	obs	d
Electrode
C3	9	−3.06	0.97	.007	9	−2.71	0.86	.012
CZ	9	−3.01	0.95	.008	9	−4.08	1.2	.002
C4	9	−4.39	1.3	.001	9	−0.25	0.08	.405

Statistical significance based on Bonferroni-corrected alpha values (.05/3 = .017).