This paper identifies specific problems with stepwise regression, notes criticisms of stepwise methods by statisticians, suggests appropriate ways in which stepwise procedures can be used, and gives examples of how this can be done. Although the stepwise method has been routinely criticized by statisticians, it is still frequently used in the…

This policy brief reports on a study exploring state by state variation in placement rates for students with disabilities in either regular or special education settings and the relationship of economic, sociodemographic, and educational factors to these rates. The study analyzed data for the school year 1992-93 and compared the percent of…