Table 1. Cumulative Gaussian best-fit variables describing choice preference data and RTs for different distractor types shown in Fig 2.

Behavioral Measurements	Distractor Types: Distractor Value and Selection History (Mean ± SEM)
	Low and Unselected	High and Unselected	Low and Selected	High and Selected
Sigma	23.99 ± 8.01	29.87 ± 9.48	32.66 ± 7.09	33.56 ± 7.81
Mu	0.85 ± 2.41	0.17 ± 2.80	1.31 ± 1.58	1.46 ± 1.13
RTs (ms)	600 ± 20	612 ± 15	592 ± 18	643 ± 19

Abbreviation: RT, response time