Profile for Abdulaziz Elfessi

Abdulaziz Elfessi profile photo

Specialty area(s)

Applied Statistics

Current courses at UWL

MTH405/505(Statistical Methods)
MTH145(Elementary Statistics)


Ph.D. in Statistics, University of Southwestern Louisiana

May, 1992


M.S. in Engineering Management, University of Southwestern Louisiana

May, 1985


B.S. in Electrical Engineering, University of Southwestern Louisiana

May, 1982


Ph.D. Dissertation

Some Point Estimation Problems in A Decision-Theoretic Setup


Teaching history

Two years at University of southwestern Lousiana (92-94)
University of Wisconsin LaCrosse(1994-Present)

Professional history

Professional History

1994-Present                           Mathematics Department

                                                University of Wisconsin La Crosse


August 1998-Spring99            Biostatistical Consultant, Gundersen Fundation                     

                                                La Crosse, WI


August 1996-2000                  Statistical Consultant, University of Wisconsin  La Crosse



August 1992- July 1994          Adjunct Instructor, Mathematics Dept&Statistics Dept.

                                                University of Southwestern Louisiana


August 1988- May 1992         Graduate Teaching Assistant, Statistics Dept.

                                                University of Southwestern Louisiana

Research and publishing

University of Wisconsin-La Crosse,96-present:Work as a statistical Consultant for UW-La Crosse  teaching graduate students and  faculty members how to use SPSS statistical software and help them with their  statistical analysis ( Design of Experiment, Modeling and data Analysis for the research projects performed by the faculty and the graduate students). Teach workshop classes on computer statistical analysis as well.


Gundersen Lutheran Medical Foundation,La Crosse, WI, August 98-spring99:Worked as Biostatistician for the Gundersen Medical Foundation helping in the data analysis using different statistical methods.


United way of La Crosse, La Crosse, WI and Department of social workUW-La Crosse, July 95-Aug 95: Worked as a statistical consultant for both agencies


La Crescent School District, La Crescent, MN.  June 98-Sep 98: Did Statistical Analysis for Decision-Making Matrix "Survey Instrument " used      by the district.


Department of Statistics, University of Southwestern Louisiana 89-92: Worked with a consulting group (3 years consulting class)help faculty and graduate students from the Biology and Education departments in the analysis of their research projects.


Department of Geography and Earth Science, UW-La Crosse and  National Weather service, La Crosse 97-98:  Helped with  the analysis ofdata they collected to study Flash floods in the La Crosse Area.


Mississippi Valley Archaeology Center, La Crosse, June 96-Dec 96:Worked as a statistical Consultant  developing  archaeological predictive model for Native American archaeological sites at Fort McCoy, Monroe County, WI.


Upper Midwest Environmental Sciences Center, La Crosse, July 99-present: Worked as a Statistical Consultant providing statistical methodology and results.

  1. Elfessi, A. and Pal, N. (1992). "On Location and Scale Parameters of Exponential

Distribution With Censored Observations", Communication in Statistics, 20 (5-6),             1579-1592.


  1. Elfessi, A. and Pal, N. (1992). "Estimation Of The Smaller and Larger Of Two Uniform Scale Parameters", Communication in Statistics, 21 #10, 2997-3015.


  1. Elfessi, A. and Pal, n. (1992). "A Note On The Common Mean Of Two Normal Populations With Ordered Restricted Variances", Communication in Statistics, 21 #11, 3177-3184.


  1. Pal, N. and Elfessi, A. (1994). "Improved Estimation of A Multivariate Normal Mean Vector and The Dispersion Matrix: How One Effects The Other". Sankhya, Series A. 57,pp.267-286


  1. Elfessi, A. and Jin, C. (1996). "On Robust Estimation Of The Common Scale Parameter Of Several Pareto Distributions". Statistics&Probability Letters, 29(9), pp345-352.


  1. Elfessi, A. (1997). "Estimation of a Linear function of the parameters of an Exponential Distribution from Doubly Censored Samples" Statistics&Probability Letters, 36, pp251-259.



  1. Stephen C Brokaw, Leticia E. Pena, Luis A. Moreno Hijuelos, Abdulaziz Elfessi. (1999). "The use of adjective evaluations to identify cross-cultural barriers tomarketing negotiation: A Micro-Geographic Application". Journal of Global Business, Spring 1999,pp 33-42.


  1. A Wahhab Khandker, Abdulaziz Elfessi (2000)."Teaching introductory microeconomics with an in class collaborative learning lab component" vol. XXVI, No.2, pp59-71. Journal of Economics .


  1. J. Murray & A. Elfessi (2000)" Measurements of computing services effectiveness for the University of Wisconsin La Crosse Campus". Journal of Undergraduate Research (UW-L), Vol. 3


  1. J. Wampfler, H. Skala, D. O'Brien, A. Elfessi (2000) " Winona ORC Transition Program Analysis", Journal of Undergraduate Research (UW-L), Vol. 3


  1. Armoind G., Elfessi A (2001). "A clustering method for categorical data in tourism market research". vol.39 May, 391-397  Journal of Travel Research.


  1. Jin,C and Elfessi A. (2001) "On the Common Scale parameter of several Pareto populations in censored sample" vol.30, no. 3, pp 451-462 Communication in

      Statistics ,Theory and Methods.


  1. A. Elfessi &D. Reineke (2001) "A Bayesian look at classical estimation: The Exponential distribution"  vol 9. no 1.   Journal of Statistics Education


  1. Abdulaziz Elfessi, Robert Hoar (2001)." Simulation study of a linear relationship between two variables affected by errors"., vol 71, pp 29-40. Journal of Statistical Computation and Simulation.


  1. Rob Fraser, Jeff Steffen, Abdulaziz Elfessi,Jack Curttis (2001). "The effect of relaxation trianing on indoor rock climbing performance" vol.3, pp.134-139

The  Physical Educator


  1. Thomas W. Kernozek, Abdulaziz Elfessi, Steven Sterikker. (2002). "Clinical and Biomechanical Risk Factors of Patients Diagnosed with Hallux Valgus", Vol.93,No.2.  Journal of the American Podiatric Medical Association.    


  1. Andris Ziemelis, Ronald B. Bucknam, Abdulaziz Elfessi (2002). "Prevention Efforts Underlying Decreases in Binge-Drinking at Institutions of Higher Education". Vol 50, #5, pp238-252. Journal of American College Health.


  1. George Arimond, Gwen Achenreiner, Abdulaziz Elfesssi (2002). "An innovative approach to tourism market segmentation research: An applied study". Vol 10,No.3/4,pp25-56 Journal of Hospitality & Leisure Marketing



  1. Kevin Kenow,Michael Meyer, Francois Fournier, Abdulaziz Elfessi, Steve Gutreuter (2003)." Effect of subcutaneous transmitter implants on behavior, growth,energetics, and survival of Common Loon chicks". Vol. 74, 179-186 Journal of Field Ornithology


  1. David Reineke, Jeffery Bagget, and Abdulaziz Elfessi (July 2003)." The effect of skewness, kurtosis, and shifiting on One-Sample t- and sign Tests". Journal of Statistics Education , Vol.11 ,No.3.


  1. Kevin Kenow, Carl Korschgen, James Nissen, Abdulaziz Elfessi, Richard Steinbach (2003) "A voluntary program to curtail Boating disturbance to waterfowl during migration" Waterbirds. Vol 26,pp77-87.


  1. Milorad Novicevic, Michael Harvey, Ronald Buckley, and Abdulaziz Elfessi (2003). " The Appropriateness of Assigning Impatriate Managers When entering Emerging Markets".Journal of Transnational Management Development Vol. 8, issue 1&2.


  1. Ahmed Ali and Abdulaziz Elfessi (winter 2004) ." Examining students performance and atitudes towrads the use of information technology in a virtual and conventional setting". Vol. 2, No.3. Journal of interactive Online Learning



  1. Brenda Rooney, Abdulaziz Elfessi, Elaine Gotro (2004)." Determinants of the stages of exercise behavior among Women. " The Gundersen Lutheran Medical Journal .PP 16-24 vol3 #1.




  1. McCannon R, Miller M, Elfessi A. (2004). " The effectiveness of job specific traning on the occupational performance of student nurses". WORK: A Journal of Prevention, Assessment, an Rehabilitation. Vol 23.No. 2,pp 105-110.



  1. McCannon R.,Robertson D., Caldwell J., Juwah C., Elfessi A. (2004). " Students' perception of their acquired knowledge during a problem based learning case study" . Vol. 18(4). Pp13-28 Occupational Therapy in Healt Care.


  1. McCannon R.,Robertson D., Caldwell J., Juwah C., Elfessi A. (2005). " Comparison of clinical reasoning skills in Occupational Therapy in the USA and Scotland"

Vol 11,No.3 pp160-176. Occupational Therapy  International


  1. Robertson, D. McCannon R., Caldwell J., Juwah C., Elfessi A. (2005). Transatlantic collaborative teaching and learning via information and communications technology. British Journal of Occupational Therapy. Vol. 68 No. 10. pp1438-1446


  1. McCannon R,Casey S, Elfessi A, Alvarez N Tiry S.(2005). " A longitudinal study of the Learning and retention of task-specific traning". WORK: A Journal of Prevention, Assessment, and Rehabilitation Vol. 24. No. 2,pp 139-144.



  1. Dana Craker and Abdulaziz Elfessi(2006)." Students'attitude toward Scince" .

 UWL Journal of Undergraduate research.IX pp1-6


  1. Ahmed Ali and Abdulaziz Elfessi(2006): Chapter Title: Analysis of students decision-making process in technology application . In The handbook of research on Instructional System & Technology


  1. Kevin Kenow , James Lyon, randy Hines, Abdulaziz Elfessi (2006). " Estimating biomass of submersed vegetation using a simple rake sampling technique". To appear in Hydrobiologia



  1. Kathryn Ready, Milorad Novicevic, Abdulaziz Elfessi, Thomas Kuffel.(2007)."General business competencies of students as outcomes assessment". Journal of College teaching& learning, March 2007, Vol 4 N0.3 pp1-9.


  1. Donna Anderson, Betty DeBore, Abdulaziz Elfessi. (2007). " Grading Styles and Instructor Attitudes". College Teaching. Vol. 2,pp57-64.


  1. Stephen Brokaw, Gwen Archenreiner, Abdulaziz Elfessi.(2007)." The factors of Worldmindedness: An investigation ". Review of Business Research(RBR). Vol VII No.4. ( The article will be presented in the International Academy of Business and Economics(IABE)-2007 Annual Conference in Oct 14-17 in Las Vegas Nevada).


  1. 1.Kevin Kenow,David Hoffma, randy Hines, Michael Meyer, John Bickham,Cole Matson, Abdulaziz Elfessi. (2008). “Effect of methyl mercury exposure on glutathione metabolism, oxidative stress, and chromosomal damage in captive-reared common loon (Gavial immer) chicks. Environmental Pollution




  1. Matthew Fencl, Jennifer Muras, Abdulaziz Elfessi, Jeff Steffen, Rebecca Battista. (2010), “ Physiological effects of bouldering activities in Elementary school students. Physical Educator.



38..Jeremy R. Schultz, Steven Simpson, Abdulaziz Elfessi . (2010),

”Environmental Attitudes: A Comparative Study of Recreation and Environmental     Studies Students”.  The Journal of Environmental Education






Internal Reports


  1. Abdulaziz Elfessi, Constance Arzigian, Robert Boszhardt, Jean Dowiassch (1998).

     "An archaeological predictive model of the Oneota  culture settlements in La Crosse County, Wisconsin". Report of Investigation# 317, the  Historical Society of Wisconsin.


  1. Internal Report #1: Office of the Dean of SAH " Predictors of Students persistence at The University of Wisconsin-La Crosse". A. Elfessi and John Tillman


  1. Internal Report#2: Affirmative Action Office " Minority students Education:A Study of Dropouts". A. Elfessi



Published Abstracts&presentations:


  1. Santner D.,Fater D., Kernozek T., Elfessi A. (2001): Journal of Orthopedic & Sports Physical Therapy.PL20,A-8


  1. Pearson RL, Reese DM, Fater D., Kernozek T., Elfessi A. (2001): Journal of Orthopedic & Sports Physical Therapy.PL26,A-10



  1. Carotid Plaques But Not Intima Media Thickness (IMT) predict Coronory Angiographic Disease" (2004). Chest ( Orlando , Florida). Kwame A, Ana S, Sharon B, Vicki M, Pat p, Abdulaziz E.


4." Lipoprotein-a [LP(a)] and Carotid Ultrasound in Primary Prevention in young Adults"(2004).  Chest  (Orlando, Florida). Kwame A,  Ana S, Sharon B, Vicki M, Pat p, Abdulaziz E.


  1. Robert J. Carney, Abdulaziz Elfessi (1998). "An assessment of Universities' Responsibility and Programs To Approve Fixed-Annuity Vendors for Participation in Their Tax Sheltered Annuity Program". Presented at Academy of Financial Services Annual Meeting, Chicago Ill.


  1. Drew M. S., Soumen N. G., A. Elfessi (1999)."Improvement overchance classification using a logit choice model". Presented Midwest Marketing Association's Conference Proceedings 2000.(The paper was nominated for Best Paper Award)


  1. D. Baumgardt, G. Lussky, and A. Elfessi . (2000)."Verification of operational GOES infrared rainfall estimation technique over the Upper Midwest." 10th Conference on Satllite Meteorology and Oceanography,9-14 Jan 2000, Long Beach, California.