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. 1998 Nov 10;95(23):13755–13758. doi: 10.1073/pnas.95.23.13755

Figure 1.

Figure 1

Pavlovian and TFT-like players in unconstrained-memory situation (A) and constrained-memory situation (B). The difference between A and B is χ2 = 8.89, Yates corrected, directed. (C and D) Comparison of the strategy played by Pavlovian players and TFT-like players in unconstrained- (gray) and constrained-memory (black) situations.