Research data refers to the information collected during a study or investigation to answer specific questions or test hypotheses. This data can come in various forms, including numbers, text, images, or recordings, and is essential for drawing conclusions and making informed decisions. Researchers often categorize data into two main types: qualitative data, which describes qualities or characteristics, and quantitative data, which involves numerical measurements. Proper management and analysis of research data are crucial for ensuring accuracy and reliability in scientific findings, contributing to the advancement of knowledge in various fields.