			Yes	No	Total	Square Khi
Initial Performance (TEST)	F.A (G1)	EP	18 (72%)	7 (28%)	25 (100%)	0.44
Initial Performance (TEST)	F.D (G2)	EP	20 (80%)	5 (20%)	25 (100%)	0.44
Feedback after execution (F.A.G1)	TEST	EP	18 (72%)	7 (28%)	25 (100%)	8.012
Feedback after execution (F.A.G1)	RETEST	EP	8 (32%)	17 (68%)	25 (100%)	8.012
Feedback during execution (F.D.G2)	TEST	EP	20 (80%)	5 (20%)	25 (100%)	3.308
Feedback during execution (F.D.G2)	RETEST	EP	14 (56%)	11 (44%)	25 (100%)	3.308
Final performance (RETEST)	F.A (G1)	EP	8 (32%)	17 (68%)	25 (100%)	2.922
Final performance (RETEST)	F.D (G2)	EP	14 (56%)	11 (44%)	25 (100%)	2.922