Based on the concepts of onlookers and onlookers as well as related research, the basic concept
and psychological structure of onlookers were clarified, and the questionnaire of individual onlookers
behavior was compiled. On the basis of in-depth interviews, the concept of onlookers is defined and
analyzed from the perspective of general onlookers to instrumental onlookers, and an initial questionnaire
of onlookers behavior is developed with college students as the main subjects. Furthermore, 656 college
students from a university in Dalian were tested by convenient sampling, and the structure validity,
internal consistency reliability and split reliability of the questionnaire were analyzed by exploratory factor
analysis, confirmatory factor analysis, and so on. Results show that the onlookers behavior questionnaire
including public interest orientation, focus on personal interests and others lead three factors, and
confirmatory factor analysis results show that the model fitting is good, it shows that onlookers behavior
questionnaire has good validity of the letter, for onlookers behavior are also theoretically analyzes the
rationality and applicability of the three factors discussed.