What is the process that involves the collection of information and ideas supported by belief or opinion.?

The process you're referring to is often called qualitative research. It involves gathering non-numerical data through methods such as interviews, focus groups, and surveys to understand people's beliefs, opinions, and experiences. This type of research seeks to provide deeper insights into a subject by exploring the meanings and interpretations behind the information collected. The results can help inform decision-making and strategy development in various fields.