P.S. 583 vs P.S. 75 School of Research and Discovery Compare P.S. 583 (08X583) and P.S. 75 School of Research and Discovery (08X075) side-by-side: test scores, climate ratings, demographics, programs, and more. P.S. 583 (08X583) — District 8P.S. 75 School of Research and Discovery (08X075) — District 8