Link:/s/1q7trgf-kszd7zm0fykvwla
Extraction code: ecx3 statistical analysis refers to the research activities carried out by combining quantitative and qualitative methods with statistical methods and knowledge related to the analysis object. It is a very important work after statistical design, statistical investigation and statistical arrangement, and it is based on the previous stages of work to achieve a deeper understanding of the research object through analysis. It is also a research activity under a certain topic, which integrates the design of analysis scheme and the collection and arrangement of data. Systematic and perfect data is a necessary condition for statistical analysis.