Fig. 1: Demographic distributions for discernment ability.

Distribution, boxplot, and point estimate of d’ scores for a ages 18–32 (pink; n = 125), 33–47 (orange; n = 125), 48–62 (yellow; n = 122), and 63+ (green; n = 128). b strong Democrats (dark blue; n = 166), weak Democrats (light blue; n = 84), weak Republicans (light red; n = 144), and strong Republicans (dark red; n = 104). c education levels (left to right: n = 6, 81, 109, 47, 176, 81). d men (dark gray; n = 247) and women (light gray; n = 252). Error bars reflect 95% confidence intervals, boxplot midlines reflect the median, and point estimates reflect the mean in all panels.