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.
Color coding reflects the theme of the question. Central mark in each box plot, with top and bottom box edges, correspond to the median, the 25th and the 75th percentile respectively. Markers outside the box correspond to outliers.
