Studies based on longitudinal data focus on the change and development of the situation being investigated and allow for examining cases regarding education, individual development, cultural change, and socioeconomic improvement in time. However, as these studies require taking repeated measures in different time periods, they may include various…

Virtual world technology is now being incorporated into various higher education programs, often with enthusiastic claims about the improvement of students' abilities to experience learning problems and tasks in computer-mediated virtual reality through the use of computer-generated personal agents or avatars. The interactivity of the avatars with…