R for Data Science Import Tidy Transform Visualize and Model Data英文版

HadleyWickham&Garrett;GrolemundStartingwithdataingestandtidyingissuboptimalbecause80%ofthetimeit’sroutineandboring,andtheother20%ofthetimeit’sweirdandfrustrating.That’sabadplacetostartlearninganewsubject!Instead,we’llstartwithvisualizationandtransformationofdatathat’salreadybe