Performance results for Experiment 2.

<p>Similarly to <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0079583#pone-0079583-g001" target="_blank">Figure 1</a>, averages and 95% CI are plotted and the gray volume behind the averages is a plot of the estimated density of the data <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0079583#pone.0079583-Borst3" target="_blank">[29]</a>. Observed averages of Experiment 1 are plotted as gray crosses. Panel A: Percentage of incorrect columns in a subtraction problem. Panel B: Latency on solving a single subtraction column. Panel C: Percentage of time outside the circle during the tracking trials. Panel D: Error distance of tone counting answers.