One of the rats achieved a 53.5% success rate (the author did not specify whether this was over the entire 800 data points or only the last 100). When tested o

One of the rats achieved a 53.5% success rate (the author did not specify whether this was over the entire 800 data points or only the last 100). When tested on 800 data points, a purely random strategy would have a > 53.5% success rate about 2% of the time.