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. 2012 Nov 22;6:168. doi: 10.3389/fnins.2012.00168

Figure 3.

Figure 3

Identification of single letters. Proportion correct of identification of single letters in set 1 (8 AFC), set 2 (9 AFC), and set 3 (9 AFC) and the summary percent correct. Each letter was presented five times in random order within its set. The black horizontal lines denote chance level for the respective set. *p < 0.001 (binomial probability distribution).