Having an interest in tourism statistics, Rijal Khaerani focuses on using statistics to collect, analyze and interpret data related to the tourism industry. With a statistical approach, he teaches a lot about data processing and statistical analysis to study tourist travel trends, visiting patterns, demographic profiles, tourist preferences, and other variables related to tourism. This is expected to help identify patterns and trends that can provide valuable insights for tourism destinations and tourism organizations in developing marketing strategies, decision-making, and effective tourism management. He often mentors' students on research projects and provides guidance on using appropriate statistical techniques in tourism data analysis.