over the last few years in particular where 46 of them are adopting and implementing career ready san dards. what you're looking at here is high schools in the samples that offer rigorous science and math courses as arnie mentioned, when you get down to calculus, about half of the schools in the country offer that rigorous course. we see that we see that high schools with the highest black and latino enrollment in the sample relative to to those of the lowest enrollments of those students are far. latino students make up 20% of the student body in the sample that offer calculation, but only. ap course taking t civil rights data collection for a long time has been a repository for ap access, studying both who's enrolled in those courses, now we're seeing who's taking at least one test and who is passing at least one of those tests. you'll see that the good news is that white students are extraordinarily successful in both being enrolled in the class and in taking it and passing the ap exam. here too, finding those places that are defwiing the odds, studying places right here, albert einstein