Figure 3.
Results of self-opinion question depending on year of study on physical activity (a) and dietary habits (b): x—year of study, y—chosen answer (scale −5, 0, +5).
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.