1. After data has been gathered and determining information such as different types of accommodations were used, how many alternative assessments were taken, and which scores were not included in the school's improvement. Educators should examine the data to identify expected/unexpected results, and common errors among the students. The educators should consider more detailed information such as how many students received accommodations in each category of disability. The comparison of student scores throughout a a school year at each grade level, in each grade across several years, or in multiple groups in multiple years can provide information to show the areas in which students are improving or struggling in.