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.
Precision (A) increases with variation between groups. Recall (B) is not substantially affected by variation between groups. Variation within groups is 0.01, variation post-LGT is zero, and deletion is zero. Error bars are 2× standard error.
