(A very professional comprehensive practice course for data analysts, with foundation and improvement, and advanced project case practice. First complete the preliminary visualization of the data through Excel, then through the advanced processing of SQL, then demonstrate the processing of data by R language and the typical application in machine learning, and finally through the comprehensive practical application of data analysis and graduation design, easily create an expert-level An excellent data analyst with hard-core strength, and the course also has a very classic basic teaching of statistics.)