156.551 Definitions for KRS 156.551 to 156.555. As used in KRS 156.551 to 156.555, unless the context requires otherwise: (1) (2) (3) "Center" means the Center for Middle School Academic Achievement; "Fund" means the Teachers' Professional Growth Fund; "Middle school" means grades five (5) through eight (8), regardless of school or district configuration; and (4) "Reliable, replicable research" means objective, valid, scientific studies that: (a) Include rigorously defined samples of subjects that are sufficiently large and representative to support the general conclusions drawn; (b) Rely on measurements that meet established standards of reliability and validity; (c) Test competing theories, where multiple theories exist; and (d) Are subjected to peer review before results are published. Effective: July 14, 2000 History: Created 2000 Ky. Acts ch. 527, sec. 1, effective July 14, 2000.