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. Author manuscript; available in PMC: 2017 Aug 1.
Published in final edited form as: J Exp Psychol Hum Percept Perform. 2016 Feb 8;42(8):1104–1120. doi: 10.1037/xhp0000214

Table 4.

Mean Response Time (ms) and Percent Error by Search Difficulty and Cue Validity for Experiment 4.

Easy
 Difficult
RT PE RT PE
Invalid 576 2.9% 667 3.3%
Valid 568 3.3% 637 2.5%
Validity Effect 8 30

Note. RT = Response Time; PE = Percent Error. Validity effects were calculated as invalid minus valid.