First of all, we can conduct on-the-spot investigation, collect preliminary data through on-the-spot interviews and questionnaires, and further analyze and study according to the obtained data. On-the-spot interview is a data collection method, and the required information is obtained by interviewing industry experts, enterprise managers and related workers.
For the research of graduation thesis on industry and market, field interview is a very effective data collection method. Questionnaire survey is a quantitative survey method. By writing and distributing questionnaires, we can understand the respondents' views and attitudes towards a certain issue. Designing a questionnaire with high reliability and validity can provide effective data support.
Secondly, secondary data analysis can be conducted, and classified statistical analysis can be made by using public data or referring to previous research data to further dig out the research problems you need. At present, many public institutions and industry organizations have provided certain macro data and industry information resources for users to query and use.
With reasonable data sources and reliable data quality, these data can be collected for graduation thesis research. On the basis of referring to previous studies, we can make use of previous data to analyze and study the problems of bi setting. It should be noted that the selected data must be the same as the data source I requested, and the data collection method should be unified as much as possible.