Table 1.

Descriptive statistics (means and standard deviations) for accuracy, and self-ratings of effort, performance, distraction, and effect of auditory distracter on performance.

	Auditory distracter condition
	Silence		SSN		4TB
	M	SD	M	SD	M	SD
Accuracy (% correct)	14.8	6.6	16.9	6.2	11.2	5.9
Self-rated effort (0–100)	46.6	24.3	38.0	19.7	32.8	17.8
Self-rated performance (0–100)	42.5	15.1	44.1	18.3	37.9	16.1
Rated distraction of auditory distracter (0–100)	n.a.	n.a.	40.7	23.0	45.3	22.6
Rated effect of auditory distracter on performance (0–100)	n.a.	n.a.	40.2	16.7	32.7	18.0