statistical method

With the data, we can use statistical analysis methods to analyze it. The methods of statistical analysis of data can be roughly divided into descriptive statistics (Descriptive statistics) and inferential statistics.

Descriptive statistics is a statistical method to study data collection, processing, description and visualization. Its contents include how to obtain the data needed for research, how to process and display the data in the form of charts, and how to get the concerned data characteristics by synthesizing, summarizing and analyzing the data.

Inference statistics is a statistical method to study how to infer the overall characteristics by using sample data, including parameter estimation (Estimation) and hypothesis test (hypothesis test).