Figure 8.
Correlation between the number of convalescents and COVID-19 contacts. The equation, regression, correlation coefficient value (r), reliability relation (p), and the coefficient of determination (R2) are shown.
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.