ile:第六周：统计学.pptx file:CDNOW_master.txt file:第七周：Python.pptx file:2、第二周、业务.pdf file:sql.pdf file:order_info_utf.csv file:company_sql.csv file:DataAnalyst.csv file:3、第三周：Excel.pdf file:餐饮(天善）.csv file:Thumbs.db file:powerbi案例资源.zip file:数据可视化案例.xlsx