The problem is "diversity" is too mealy mouthed for the specific finger they're trying to point- kids from Guatemala (or insert any other country with a high nu

The problem is "diversity" is too mealy mouthed for the specific finger they're trying to point- kids from Guatemala (or insert any other country with a high number of recent emigres) who don't speak or read English don't test well on exams with English language instructions for tautological reasons. That's only part of the problem in blue states though, and does not explain the full discrepancy.