Most of the code in these pages can be copied and pasted into the R command window if you want to see them in action.

    My book about data visualization in R is available! The book covers many of the same topics as the Graphs and Data Manipulation sections of this website, but it goes into more depth and covers a broader range of techniques. You can preview it at Google Books.

    This site is created by Winston Chang. It is not related to Paul Teetor’s excellent (AmazonIntroduction - 图1 link).