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.
Sample stimuli. (A) Bar graphs, (B) point graphs, and (C) different height and deviation graphs (left column: low average, middle column: middle average, right column: high average, top row: small deviation, middle row: medium deviation, and bottom row: large deviation).
