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Dr. Tonya Etchison Balan

Education:    North Carolina State University, 1988-1993
                     Doctor of Philosophy, Statistics
                          Thesis:  Model identification and Selection Techniques for Stationary
                                         ARMA(p1, q1) x ARMA(p2, q2) Processes
                           Advisors:  Sastry G. Pantula, Cavell Brownie

                           North Carolina State University, 1984-1988
                      Bachelor of Science (Summa Cum Laude), Applied Mathematics
                           Minor in Statistics

Experience:   Teaching

                      North Carolina State University, Raleigh, NC, January 1999 to June 2000
                      Clinical Assistant Professor of Statistics:  Taught multiple lecture sections of introductory statistics
                            courses.  Supervised new TA's who were assigned to teach introductory statistics.  Taught
                            graduate level statistics courses for non-majors.

                            SAS Institute Inc., Cary, NC, August 1995 to December 1998
                      Statistical Services Specialist:  Taught beginning, intermediate, and advanced SAS statistical
                            training courses.  Developed, reviewed, and edited statistical course materials.  Promoted to
                            Technical Conultant in September, 1996.  Additional responsibilities included preparing and
                            conducting training seminars to educate users on logistic regression, neural network, and
                            decision tree techniques; managing relationships with software development partners; and
                            providing statistical consulting services to customers and development partners.


                      North Carolina State University, Raleigh, NC, August 1990 to May 1993
                            Graduate Research Assistant:  Examined current methods of analyzing data from soya bean
                            variety trials and implemented SAS programs to perform the analyses.  Reviewed literature
                            on the nearest neighbor analysis of field experiments and explored the possibility of applying
                            these techniques to North Carolina soya bean variety trials.  Developed techniques for
                            selecting the appropriate error model in cases where a two-dimensional spatial analysis
                            is required.


                      The Cadmus Group, Inc., Durham, NC, April 1993 to August 1995
                       Associate Statistician:  Provided statistical consulting support to scientists, researchers, and
                            policy makers on a wide range of environmentally related issues.  Duties included development
                            and implementation of appropriate statistical analyses and preparation of written and oral
                            presentations of study methods and findings for both technical and non-technical audiences.
                            Examples of specific accomplishments include:  application of time-series methods to the
                            analysis of SO2 emissions from a Canadian power plant; development of statistical programs
                            implementing methodology for aquatic ecological risk assessment; development of sample
                            design, computation of samples sizes, and selection of sample for a national survey of
                            drinking water systems; and development of models for fish populations in Rainy Lake and
                            Namakan Reservoir.

                            Burroughs Wellcome Co., RTP, NC, Summer 1990
                      Associate Statistician:  Assisted senior statisticians in reviewing data from clinical trials.
                            Implemented SAS programs for analyzing the data and summarized the study results in
                            tables, appendices, and figures which were included in final statistical packages.

                            Trilogy Consulting Corporation, Waukegan, IL, Summer 1989
                       Statistical Consultant:  Assigned to Burroughs Wellcome Co., RTP, NC.  See above
                             for responsibilities.