Robert N. Rodriguez retired from SAS in 2018 after serving as a senior director in research and development. This book is based on his experience learning about the needs of SAS cu...ver maisRobert N. Rodriguez retired from SAS in 2018 after serving as a senior director in research and development. This book is based on his experience learning about the needs of SAS customers at user events and working with SAS/STAT developers to meet those needs. Bob received a PhD in statistics from the University of North Carolina at Chapel Hill and was a research statistician at General Motors Research Laboratories before joining SAS. He is a Fellow of the American Statistical Association and received the ASA Founders Award in 2009.ver menos