Unavoidable sample size issues beset psychological research that involves scarce populations or costly laboratory procedures. When incorporating longitudinal designs these samples are further reduced by traditional modeling techniques, which perform listwise deletion for any instance of missing data. Moreover, these techniques are limited in their…

The aim of this study was to demonstrate the change in separation-individuation between late adolescents in the first, second, third and fourth year of higher education. The study sample used for this longitudinal study consisted of 148 students attending class studies, computer education and science education departments of Kirikkale University.…

This report is based on the 2011-2012 Center for Collegiate Mental Health (CCMH) data set, which closed on June 30, 2012. Data was contributed by 120 colleges and universities describing 81,000 unique college students seeking treatment, 2,823 clinicians, and over 730,567 appointments. In addition to summarizing data, these annual reports are…

In 1991, a survey was conducted at California's Sierra College (SC) to determine the types of students enrolling in algebra classes and to explore their attitudes about mathematics. The student population surveyed consisted of all students enrolled in 27 algebra class sections on the SC campus. The survey focused on students' reasons for enrolling…