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. Author manuscript; available in PMC: 2010 Jan 15.
Published in final edited form as: Neuroimage. 2008 Aug 27;44(2):600–609. doi: 10.1016/j.neuroimage.2008.08.016

Table 1.

Frequencies (% selected ±SD), reaction times (ms; mean ±SD), and significances of each type of selections.

OPTION Percent selected (%) Mean RT
high probability of high reward option 94.75 ± 9.87 1175.71 ± 276.6
high probability of low reward option 63.37 ± 21.97 1492.83 ± 258.15
low probability of high reward option 49.08 ± 17.53 1644.71 ± 309.14