Table 1.

Data from Experiment 1. Error terms reflect standard error of the mean (SEM)

Dependent variable	Response mode	Color		Main effects		Interaction
		Repeat	Switch	Effector	Color
Eye movements
Initiation latency					***	*
	Repeat	404±14 ms	436±15 ms
	Switch	418±15 ms	438±18 ms
Movement Time
	Repeat	72±2 ms	73±3 ms
	Switch	70±2 ms	71±3 ms
Movement curvature
	Repeat	0.043±.003	0.047±.005
	Switch	0.044±.003	0.049±.007
Selection error rate					**
	Repeat	0.7±0.3 %	3.8±1.1 %
	Switch	0.2±0.02 %	2.8±0.7 %
Reach movements
Initiation latency				*	***
	Repeat	439±10 ms	457±12 ms
	Switch	453±12 ms	467±13 ms
Movement time
	Repeat	450±11 ms	448±10 ms
	Switch	452±11 ms	452±11 ms
Movement curvature					*
	Repeat	0.094±.006	0.103±.007
	Switch	0.094±.006	0.102±.007
Selection error rate
	Repeat	0	0
	Switch	0	0

^*p<.05,

^**p<.01,

^***p<.001