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.
Test Information function for sample 1 (left) and sample 2 (right). Note. The x-axis indicates the latent trait (“Social support”) and the y-axis indicates the information. The red line with shaded area represents the Test Information Function and the blue line represents the Standard Error of Measurement (SEM).
