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. Author manuscript; available in PMC: 2012 Jul 17.
Published in final edited form as: J Comp Psychol. 2011 May;125(2):227–238. doi: 10.1037/a0021572

Figure 4.

Figure 4

Reaction time for all internal (non-end) test pairs in Experiment 1 as a function of distance between items for both humans and monkeys. Error bars represent 95% confidence intervals.