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.
(a) Probability of class membership in young adulthood as a function of 9th grade self-control among black women; (b) Probability of class membership in young adulthood as a function of 9th grade self-control among other women (reference category).
