The article reviews the ways in which norm-referenced developmental age (DA) and developmental quotient (DQ) evaluation data are currently reported in preschool early intervention program evaluation studies. The concept of intervention DQ in contrast with pretest DQ is proposed as a more meaningful way to report evaluation data. (Author/DB)

The reasons for using tests in early childhood programs are (1) to increase teachers' confidence in their role performance; (2) to explain and defend early childhood programs; (3) to promote consistency across programs; (4) to provide curriculum and instruction guidance to teachers; and (5) to focus teachers and parents on the more measurable…