1. The document discusses observation as a method of data collection in research studies, particularly those related to behavioral science. It defines observation as systematically viewing or listening to phenomena without communicating with the subjects in order to collect formulated research data.
2. The document outlines the meaning, importance, types (e.g. participant, non-participant), characteristics, planning, advantages, and disadvantages of the observation method. It also discusses various observation tools like guides, checklists, and mechanical devices that can be used to record observations.
3. In conclusion, the document states that observation is particularly useful when respondents cannot provide verbal reports, and its main advantage is eliminating subjective bias since the researcher directly observes and records behaviors rather than