"I think that students of color are automatically stereotyped sometimes when they go into school systems that are predominantly white, " says Waynette Arnum.

CNN: Principal's tough love, high expectations gets kids into college

Breonna Arnum, 17, a senior at Capital Prep, believes it works.

CNN: Principal's tough love, high expectations gets kids into college

"For students of color, for black students, first of all, when you look at who your role models are, when you look at people that look like you, it tells us that we can do things, " says Waynette Arnum.

CNN: Principal's tough love, high expectations gets kids into college