The principles to be considered are: necessity (whether the topic is meaningful); Creativity (whether it is innovative); Feasibility (whether conditions permit); Fitness (whether it is suitable for one's own ability)
2. Make clear the task, object, purpose, requirements and significance of the selected topic.
3. Design the investigation scheme
Determine the survey method. (Questionnaire, interview, observation, test, etc. )
Concretize the contents of the investigation.
Make outlines, questionnaires, tables, etc.
Set up a project team, assign tasks to team members and work together.
In the investigation stage, the selected method is used, and all methods can be used at the same time. Note that the more surveys, the higher the credibility and effectiveness. In the research stage, the data are sorted, checked and classified to make the data systematic and organized. Analyze data, draw conclusions or test hypotheses.
Write an investigation report in the summary stage, including: title, introduction, text and conclusion.