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.
Stage-by-stage (A) density plots and (B) violin plots are shown with the means indicated using the unfilled circles, the medians indicated using the horizontal yellow lines, and the interquartile ranges indicated using the vertical black strips.
