Applied Statistics 2007. September 23-26, 2007. Ribno (Bled) Slovenia.
Third Join Meeting. American Mathematical Society Mexican Mathematical Society.December 3-6, 1997. Oaxaca, México.
Workshop in Algebra. January, 1993. México, D. F.
International Seminar of Algebra and its Applications. January 21-25, 1991. México, D. F.
Talks presented in congresses
National
Extending the exact Barnard test to non-inferiority. 8th International Week of Statistics and Probability. Benemérita Universidad Autónoma de Puebla. Jun 8-12, 2015. Puebla, México.
Non-inferiority tests: some recent results and research lines. Universidad Autónoma del Estado de Hidalgo, Pachuca, Mex. August 14, 2014.
An extension of the Barnard's exact non-inferiority test. 8th. Research Week. UPIITA of Instituto Politécnico Nacional. 21-25 april 2014. México, D.F.
A method for power comparison of non-inferiority test. Research Week. UPIITA of Instituto Politécnico Nacional. 21-24 may 2013. México, D.F.
A study on the speed of convergence of the classical asymptotic non-inferiority test for the difference between two proportions. 6th. Research Week. UPIITA of Instituto Politécnico Nacional. May 22-25, 2012. México, D.F.
Behavior of the exact pooled z-statistic. 5th. Research Week. UPIITA of Instituto Politécnico Nacional. May 11-13, 2011. México, D.F.
A New Non inferiority Test for Independent Dichotomous Variables Based on a Shrinkage Proportion Estimator. XXV National Statistics Forum. September 22-24, 2010. Cuernavaca, México.
Non-inferiority tests: some recent results and research lines. Seminar of Applied Mathematics. Universidad Autónoma de Puebla. May 27, 2010. Puebla, México.
on-inferiority tests with convex critical regions. 4th. Research Week. UPIITA of Instituto Politécnico Nacional. May 11-14, 2010. México, D.F.
Non-inferiority test based on the pooled asymptotic z-statistic. XXIV National Statistics Forum. October 12-16, 2009. Texcoco, México.
Some properties of the Barnard convex sets and applications to non-inferiority tests. XXIV National Statistics Forum. October 12-16, 2009. Texcoco, México.
Is the non-inferiority standard test for two independent proportions the best available test? XXIV National Statistics Forum. October 12-16, 2009. Texcoco, México. Talk presented by an coauthor.
Unconditional exact non-inferiority tests for the di¤erence between two binomial probabilities. XXIII National Statistics Forum. September 10-12, 2008. Veracruz, México.
An strategy to calculating the signi cance level of non-inferiority test for two proportions. XXIII National Statistics Forum. September 10-12, 2008. Veracruz, México.
About the Barnard convexity property for non-inferiority tests. XL Congress of the Mexican Mathematical Society. October 15-19, 2007. Monterrey, México.
A generalization of the Barnard convexity condition for non-inferiority tests. XXII National Statistics Forum. October 17-20, 2007. Querétaro, México.
Comparison of some asymptotic non-inferiority tests for two independent proportions. National Statistics Forum. October 17-20, 2007. Querétaro, México.
Comparison of two independent proportions in equivalence tests. XXXIX Congress of the Mexican Statistical Society. October 1-6, 2006.Villahermosa, México.
On topological aspects related to torsion theories. XXV Congress of the Mexican Mathematical Society. September 27 October 3, 1992. Xalapa, México.
International
A Non-inferiority Test for Independent Dichotomous Variables Using a Shrinkage Proportion Estimator. 36th Annual Conference of the International Society for Clinical Biostatistics August 23 - 27, 2015, Utrecht, The Netherlands.
Introducing Continuity Correction for the Laster-Johnson-Kotler non-inferiority Asymptotic Test. 35th Annual Conference of the International Society for Clinical Biostatistics, 24-28 August 2014, Vienna, Austria.
Extending the exact Barnard's test to non-inferiority. 21st International Conference on Computational Statistics, 19-22 August 2014, Geneve, Sweetzerland.
On the requeriment that critical regions for comparing two independent proportions must be Barnard convex sets. 7th Annual International Conference on Statistics, 17-20 June 2013, Athens, Greece.
Teaching some basic statistical concepts by experimentation. The 12th International Congress on Mathematical Education. July 8-15 2012. Seoul, Korea.
Some Properties of Barnard Convex Sets and Applications to Non-inferiority Tests. 58th ISI World Statistics Congress. Dublin, Ireland. August 21-26, 2011.
A new computational approach to calculate test sizes for unconditional non-inferiority tests. 19th international conference on computational statistics. August 22-27, 2010. Paris, France.
Behavior of the asymptotic pooled z-statistic. 31th annual conference of the international society for clinical biostatistics. August 29 - September 2, 2010. Montpellier, France.
Efficient calculation of test size for non-inferiority tests. 3th. International Week of Statistics and Probability. June 14-18, 2010. Puebla, México.
Convex Geometry in Non-inferiority Tests. 6th International Conference on Multiple Comparison Procedures. March 24-27, 2009. Tokyo, Japan.
An activity for the signi cative learning of the type I error concept. 2nd. Biometric Iberoamerican Meeting. July 29-31, 2009. Veracruz, México.
A Consideration for Constructing Critical Regions for Non-inferiority Tests. 2nd. Biometric Iberoamerican Meeting. July 29-31, 2009. Veracruz, México.
Implementation of an activity for the signi cative learning of the type I error concept in hypothesis test. 2nd. International Week of Statistics and Probability. July 6-10, 2009. Puebla, México.
Comparison of Signi cance Levels for the Farrington-Manning Test. 29th Annual Conference of the Internacional Society for Clinical Biostatistics. August 17-21, 2008. Copenhaguen, Denmark. Work winner of Conference Award for Scientists de la International Society for Clinical Biostatistics.
Comparison of test sizes of exact non-inferiority tests for two independent proportions. 1st. International Week of Statistics and Probability. July 14-18, 2008. Puebla, México.
Levels of signi cance for Exact and Asymptotical Farrington-Manning non-inferiority tests.1st Internacional Symposium of Biopharmaceutical Statistics. June 30 - July 2. Shangai, China.
Comparison of some asymptotic statistical tests of non-inferiority for two independent proportions. 44th Drug Information Association Annual Meeting. June 22-26, 2008. Boston, USA.
Behavior of the real signi cance level of the Farrington-Manning non-inferiority test. International Congress of Mathematics and its Applications. March 13-14, 2008.Texcoco, México.
About the Barnard convexity condition for non-inferiority tests. 1st México-Canada Statistical Meeting. February 22-23, 2008. Guanajuato, México.
Properties of Some Statistical Tests to Establish Non-Inferiority for Independent Proportions. Applied Statistics 2007. September 23-26, 2007. Ribno (Bled) Slovenia.