Figure 3.
Frequency histograms of the number of pictures eliciting emotion responses by picture valence (neutral, positive, and negative) in Nap and No-Nap conditions. Wilcoxon matched-pairs signed-ranks tests (p<.05).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.