Correct.

The training methods of investigators include explanation, simulation training and practical training.

1, explain, the supervisor will explain the relevant content according to the training content, that is, the training will be conducted in the form of lectures first.

2. Simulation training, which allows investigators to carry out specific operations, such as: investigators visit and supervise, and investigators visit each other to check their own problems in the simulation operation and give guidance and correction.

3. Practical training. In practical work, new investigators can serve as assistants to experienced investigators or be tutored by supervisors. The purpose is to make investigators improve their skills and master them from practice.

Responsibility of investigators

1. Confidentiality: This is the professional ethics of an investigator. Investigators shall not disclose any matters related to the visit to others, including the contents of the investigation, the situation of the respondents and the results of the investigation.

2. Interview: Investigators must invite interviewees and ask questions according to the requirements of the project, and may not make their own decisions.

3. Record: Investigators must clearly, accurately and completely record the respondents' answers.

4. Review: After the interview, the investigator should check whether the questionnaire is filled in accurately, and whether the handwriting and answers are clear and accurate.

5. Give a gift: In the survey, respondents often get a certain gift as a reward for answering questions. Investigators have to send it more or less.

Before the investigation, the investigator should do a good job (1) to determine the topic of the investigation. When determining the investigation topic, we should follow the principles of purpose, value and ability (2) Select the survey object. The object of investigation is the unit or individual under investigation. The respondents should be selected according to the subject and purpose of the investigation. (3) Drafting the survey outline. The survey outline is the content of the survey project and the basis for collecting data. (4) Make an investigation plan. (5) the organization and leadership of the investigation.