“Essential to anyone doing data analysis with R, whether in industry or academia.”
—Cristofer Weber, NeoGrid
“A go-to reference for general R and many statistics questions.”
—George Gaines, KYOS Systems Inc.
“Accessible language, realistic examples, and clear code.”
—Samuel D. McQuillin, University of Houston
“Offers a gentle learning curve to those starting out with R for the first time.”
—Indrajit Sen Gupta, Mu Sigma Business Solutions