Welcome to the San Antonio Chapter of the ASA!

Next Chapter Meeting

  • Date/time: Feb 16, Friday, 12 PM - 1 PM, CST
  • Place: Virtual

Dear Colleagues, 


We are delighted to announce the Feb 2024 webinar hosted by the ASA-San Antonio Chapter. Our distinguished speaker for this event is Dr. Roshan Joseph. He is an A. Russell Chandler III Chair and Professor in the Stewart School of Industrial and Systems Engineering at Georgia Tech, Atlanta. 


We extend a warm invitation to all of you and sincerely hope that you can join us for this insightful seminar featuring Dr. Joseph. Your presence will undoubtedly contribute to the success of this event. 


Title:                        Data Splitting

Speaker:                 Dr. Roshan Joseph is an A. Russell Chandler III Chair and Professor

                               in the Stewart School of Industrial and Systems Engineering

                               at Georgia Tech, Atlanta.

Date and Time:       Feb 16, Friday, 12 PM – 1 PM, Central Standard Time



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Meeting ID: 283 159 649 834 

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Video Conference ID: 118 314 109 6 

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Abstract:  For developing statistical and machine learning models, it is common to split the dataset into two parts: training and testing. The training part is used for fitting the model and the testing part for evaluating the performance of the fitted model. The most common strategy for splitting is to randomly sample a fraction of the dataset. In this talk, I will discuss an optimal method for doing this. I will also discuss about the optimal ratio for splitting. The talk is based on the following three papers:





Presenter:  Dr. Roshan Joseph is an A. Russell Chandler III Chair and Professor in the Stewart School of Industrial and Systems Engineering at Georgia Tech, Atlanta.  He holds a Ph.D. degree in Statistics from the University of Michigan, Ann Arbor. His research focuses on computational and applied statistics with applications to engineering. He is a recipient of CAREER Award from NSF in 2005, Jack Youden Prize from the ASQ in 2005, Best Paper Award from IIE Transactions in 2009, Edelman Laureate from INFORMS in 2017, SPES Award from the ASA in 2019, SPAIG Award from the ASA in 2020, Lloyd S. Nelson Award from ASQ in 2021, and Wilcoxon Award from ASQ in 2023. He is a Fellow of the ASA and ASQ, and was the Editor-in-Chief of Technometrics from 2020-2022.


Sunil Mathur, Ph.D

Director of Biostatistics and Professor of Biostatistics in Medicine, Weill Cornell Medical College

Co-Director,  Biostatistics and Biomedical Informatics Shared Resource

Elected Member of the International Statistical Institute

President-American Statistical Association-San Antonio Chapter

Houston Methodist Neal Cancer Center

Houston Methodist Research Institute

6565 Fannin St, Houston, TX 77030

Tel: 713-363-9033

Email: smathur2@houstonmethodist.org

Getting Started

Latest News

Welcome to ASA -San Antonio Chapter!

The San Antonio Chapter has been dedicated to advancing the field of statistics and its diverse applications. Our mission is to encourage the broad dissemination of statistical knowledge while fostering unity and collaborative efforts among individuals and groups in San Antonio and nearby areas. Whether one holds a keen interest in statistical issues or is actively involved in addressing them, our chapter serves as a hub for like-minded professionals.
Our activities are purposefully designed to contribute to the ongoing development of statistical and scientific knowledge. Beyond this, we are committed to offering statistical support in matters of public interest. Join us as we work together to further the understanding and application of statistics, making meaningful contributions to both the scientific community and the broader public.

Hope to see you at the next Webinar organized by the ASA- San Antonio Chapter.

President - Dr. Sunil Mathur (Houston Methodist),

Vice-President - Dr. Yeonjoo Park (UTSA)

Secretary - Dr. Karen Bagg (Fort Sam Houston)

Treasurer - Dr. John Schoolfield (UT Health, retired)

Council of Chapters Representative - Dr. David Han (UTSA)

Conference of Texas Statisticians Representative - Dr. Jesus Cuellar Fuentes 

The Don Owen Award

The San Antonio Chapter of the American Statistical Association presents the Don Owen Award to a statistician who embodies the three-fold accomplishments of Dr. Donald B. Owen, who before his death in 1991 was Distinguished Professor of Statistics at Southern Methodist University in Dallas, Texas. Dr. Owen's illustrious career serves as the standard against which nominees are evaluated for excellence in research, statistical consultation, and service to the statistical community. Among his accomplishments, Dr. Owen authored seven textbooks, seven monographs, and more than 75 articles in refereed journals; and trained 19 doctoral and master's students. He served as an applied statistician for ten years for the Sandia Corporation, and operated his own private consulting firm, specializing in quality control. Dr. Owen was editor of Communications in Statistics for both Series A and B, associate editor of Technometrics and of JASA; and he edited over 50 textbooks.

Read more about Don and the Award here.


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