This thesis examined middle school students' current understanding of variability using a constructed response item assessment question. Variability is an essential concept in the teaching and learning of statistics. However, many students have difficulty with the concept of variability especially when constructing boxplots. Using a framework…

The problem addressed in this study was that regular education teachers lacked the training to include students with disabilities in inclusive classrooms. The evidence indicated that teachers were beginning to show greater levels of frustration, students were being referred out of the classroom, and many students were being sent to the special…