4 , 5 ), performance was better for the stereo group ( n = 6) than the no-stereo group ( n = 8), but the difference was either not significant or only marginally significant, likely because of the small numbers in each subgroup.
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4 , 5 ), performance was better for the stereo group ( n = 6) than the no-stereo group ( n = 8), but the difference was either not significant or only marginally significant, likely because of the small numbers in each subgroup.