Here is a link to the Texas Education Agency annual report on YES Prep and their performance on the state exams 16-17.
On the left margin, click “District Report”
Enter “Yes” in the search box
Select “Yes Prep Public Schools in Harris County”
Click “View Report”
Their performance is really very mediocre.
Gary Rubinstein has followed the progress of the schools that claim that 100% of their graduates were accepted into four-year universities. What he usually finds is very high rates of attrition. But in the case of YES Prep, he found something more. Students are not allowed to graduate high school unless they have already been accepted into a four-year university. Voila! Success!