Table 7.

Sum of correct responses for the group tested in the laboratory.

Sum of correct responses	Scale	Contour	Interval	Rhythm	Meter	Memory	Average	Pitch Average
Mean	24.95	24.68	24.32	25.84	26.07	27.51	25.48	24.64
SD	2.73	3.01	3.29	2.64	3.65	1.77	2.06	2.47
Cut-off (2 SD)	19.49	18.66	17.74	20.56	18.77	23.97	21.36	19.7
Cut-off (%)	65.0	62.2	59.1	68.5	62.6	79.9	71.2	65.7
% below cut off	4.5	7.2	7.2	4.5	6.3	7.2	5.4	6.3
Cut-off % Peretz	73.3	73.3	70	76.7	66.7	73.3	76.6	72.2
% below cut-off Peretz	14.4	22.5	15.3	20.7	7.2	0	9.01	13.5

Cut-off scores and resulting percentage of amusics based on our mean compared to Peretz et al.’s (2003) means.