Charles Davis
President, CSD Biostatistics, Inc.

Charles S. Davis is President of CSD Biostatistics, Inc., a biostatistical consulting company in San Diego. He received his PhD in Biostatistics from the University of Michigan and is a Fellow of the American Statistical Association.

By This Author

Categorical Data Analysis Using SAS®, Third Edition

By Maura Stokes, Charles S. Davis, and Gary G. Koch

Statisticians and researchers will find this book to be a useful discussion of categorical data analysis techniques as well as an invaluable aid in applying these methods with SAS. Practical examples from a broad range of applications illustrate the use of the FREQ, LOGISTIC, GENMOD, NPAR1WAY, and CATMOD procedures in a variety of analyses. 

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Categorical Data Analysis Using the SAS® System, Second Edition