What a mess!
It's kind of a good thing, though. It never made sense to rank schools by the number of kids who take AP and IB exams anyway.

http://www.newsobserver.com/2012/05/10/2054777/new-national-high-school-rankings.html

http://www.insidebayarea.com/ci_20587585/glitch-ranks-dublin-high-no-12-nationwide-u

One article states that several of the schools in Nevada have skewed enrollment statistics. I saw no mention of inaccurate data being discovered in other states.

Anonymous wrote:Apparently there are questions regarding one school in Nevada.

More than that - check the links

Apparently there are questions regarding one school in Nevada.

Apparently there are (many) questions about the accuracy of the (federal) data used in their rankings.

http://www.usnews.com/education/blogs/college-rankings-blog/2012/05/08/sources-used-in-the-best-high-schools-rankings

http://www.washingtonpost.com/national/state-federal-officials-acknowledge-errors-that-ranked-nevada-high-school-13th-in-us/2012/05/10/gIQAi8EXGU_story.html

http://www.lasvegassun.com/news/2012/may/09/us-news-looking-reports-erroneous-data-best-high-s/