Net scores for each block of 20 trials as a function of working memory capacity.

<p>Net scores above zero indicate an advantageous set of decisions. WMC was treated as a categorical variable for easier interpretation; the low span group (<i>N</i> = 21) and high span group (<i>N</i> = 21) include participants falling in the lower and upper quartiles of the WMC distribution, respectively. Error bars represent 95% confidence intervals.</p>