Magdalena Niewiadomska-Bugaj

Professor and Department Chair Emerita
Department of Statistics
5504 Everett Tower


Department of Statistics,
Western Michigan University,
Kalamazoo, MI 49008
E-mail :


  • Mickiewicz University, Poznan, Poland
    Ph.D. in Statistics, 1987
    Dissertation: Data reduction in discriminant analysis.
  • Warsaw University, Warsaw, Poland
    M.S. in Mathematics, 1977
    Thesis: On the problem of sequential discrimination.


  • 2020 -- present Professor Emerita, Department of Statistics, Western Michigan University, Kalamazoo, MI

  • 2008 – 2020 Department Chair, Department of Statistics, WMU

  •  2006 – 2020 Professor, Department of Statistics, WMU

  •  2004 – 2021 Biostatistics Editor, Liver Transplantation

  •  2001 – 2004 Associate Professor, Department of Statistics, WMU

  •  1998 Visiting Researcher, Polish Academy of Sciences, Poland (July-December)

  •  1996 -- 2001 Associate Professor, Department of Statistics, West Virginia University, Morgantown, WV

  •  1994 – 1999 Statistical Consultant to Concurrent Engineering Research Center, WVU

  •  1990 -- 1996 Assistant Professor, Department of Statistics, WVU

  •  1989 – 1990 Visiting Assistant Professor, Department of Statistics, WVU

  •  1989 Visiting Assistant Professor, Department of Statistics, The Ohio State University, Columbus, OH (January-August)


  • RESEARCH INTERESTS:  general methodology, classification, categorical data, zero-inflated distributions, statistical consulting.

  • COURSES TAUGHT: Theory of Statistics I and II, Categorical Data Analysis, Nonparametric Statistics, Sample Survey Methods, Statistical Methods, Forensic Statistics, Introduction to Statistical Computing, Introductory Statistics.

Doctoral Students:

  • Guohao Zhu (2021), "Estimation of Odds Ratio in 2x2 Contingency Tables with Small Cell Counts".
  • Sanduni Palliyage (2019), "Multiple Comparisons and Homogeneity of Odds Ratios in Stratified 2x2 Contingency Tables."
  • Eunice Ampah (2018),  "Testing for Association in Stratified 2×2 Contingency Tables".
  • Robert Flikkema (2016), "Statistical Methodology for Data with Multiple Limits of Detection."
  • Ron Pimentel (2009), "Kandall's Tau and Spearman's Rho for Zero inflated Data."
  • Matthew Rosales (2009), "Robustness of Confidence Intervals for the Mean of Delta Distribution."
  • Kira Tena (2009), "Test Procedures for Equality of Two Variances in Delta Distribution."
  • Marwan Daoud (Zidan) (2007), "Extension of Two-Part Tests to Compare k Independent Populations."
  • Hend Auda (2006), "New tests of Univariate Symmetry based on the Gini Mean Difference."
  • Sauwanit Ratanaruamkarn (2006), "New estimators of a Circular Median."


Books and Book Chapters

  • NIewiadomska-Bugaj, M., Bartoszynski, R., Probability Theory and Statistical Inference, John Wiley & Sons, Inc., 3rd Edition, Hoboken, New Jersey: John Wiley & Sons, Inc.
  • Niewiadomska-Bugaj, M. (2021) Probability Theory and Statistical Inference. 3rd Edition- Instructor’s Manual. John Wiley & Sons, Inc.
  • Bartoszynski, R., Niewiadomska-Bugaj, M.  (2008) Probability Theory and Statistical Inference, John Wiley & Sons, Inc., Hoboken, Ney Yersey. (2nd Edition).
  • Bartoszynski, R., Niewiadomska-Bugaj, M. (1996), Probability Theory and Statistical Inference, New York: John Wiley & Sons.
  • Niewiadomska-Bugaj, M. (1991), "Discriminant Analysis" in: Theory and Practice of Statistical Inference, T. Bromek and E.Pleszczynska (eds.), Dordrecht/Boston/London: Kluwer Academic Publishers.
  • Niewiadomska-Bugaj, M., Szczotka, H., Szczotkowa, Z. (1991), "Paternity Proving"  in: Theory and Practice of Statistical Inference, T. Bromek and E.Pleszczynska (eds.), Dordrecht/Boston/London: Kluwer Academic Publishers.

In Preparation or Submitted:

  • Gonzalez-Martinez, D., Roth, L., Mumford, T.R., Guan, J., Le, A., Doebele, R.C., Huang, B., Tulpule, A., Niewiadomska-Bugaj, M., Bivona, T.G., Bugaj, L.J. Oncogenic protein condensates suppress growth factor perception and modulate drug tolerance – under review.
  • Palliyage, S., Niewiadomska-Bugaj, M., Naranjo, J. Pairwise Comparisons and Homogeneity of Odds Ratios in Stratified 2x2 Contingency Tables -- in preparation
  • Ampah, E., Niewiadomska-Bugaj, M., Naranjo, J. New Test for Association in Stratified 2x2 Contingency Tables -- in preparation

Refereed Papers:

  • Albatineh, A., Wilcox, M.L., Zogheib, B., Niewiadomska-Bugaj, M. 2019. How many clusters exist? Answer via maximum clustering similarity implemented in R. Statistics and Epidemiology, 3, 62-79.
  • Auda, H., Niewiadomska-Bugaj, M. 2019.  Comparing a New Gini Test with Other Symmetry Tests When Median is Known. Communications in Statistics, 48, 2401-2412.
  • Pimentel, R.S., Niewiadomska-Bugaj, M., Wang, J.C. 2015. Association of zero-inflated distributions.  Statistics and Probability Letters, 96, 61-67.
  • Wang, J.C., Auda, H., Niewiadomska-Bugaj, M. 2013.  Comparing a New Gini Tests with the Symmetry Tests for Unknown Median.  Communications in Statistics, 42, 1616-1627.
  • Albatineh, A., Khan, H.M.R., Niewiadomska-Bugaj, M. 2012. On the Equivalence of Some indices of Similarity: Implication to Binary Presence/ Absence Data.  Australian and New Zealand Journal of Statistics, 54, 189-198.
  • Henderson, C., Dancy, M., Niewiadomska-Bugaj, M. 2012. The Use of Research- Based Instructional Strategies in Introductory Physics: Where do Faculty Leave the Innovation-Decision Process? Physical Review Special Topics- Physics Education Research, 8, 020104.
  • Albatineh, A., Niewiadomska-Bugaj, M. 2011. Correcting Jaccard and other similarity indices for chance agreement in cluster analysis. Advances in Data Analysis and Classification, 5, 179-200.
  • Zidan, M., Wang, J.C., Niewiadomska-Bugaj, M. 2011. Comparison of k independent zero-heavy lognormal distributions. Canadian Journal of Statistics, 39, 690-702.
  • Albatineh, A., and Niewiadomska-Bugaj, M. 2011.  MCS: A Method for Finding the Number of Clusters. Journal of Classification, 8, 184-209.
  • Henderson, C., Dancy, M., Niewiadomska-Bugaj, M. 2010. Variables that Correlate with Faculty Use of Research Based Instructional Strategies. Proceed. of the 2010 Physics Ed. Research Conference (Portland, OR), AIP Conference Proceedings, 1289, 169-172.
  • Ratanaruamkarn, S., and Niewiadomska-Bugaj, M. 2009. A New Estimator of a Circular Median. Communications in Statistics, 38, 1269-1291.
  • Niewiadomska-Bugaj, M., Kowalczyk, T., Ouda, H. 2006.  A New Test of Association and Other Tests Based on the Gini Mean Difference. Metron, 44, 399-409.
  • Albatineh, A., Niewiadomska-Bugaj, M., Mihalko, D. 2006.  On Similarity Indices and Correction for Chance Agreement. Journal of Classification, 23, 301-313.
  • Niewiadomska–Bugaj, M., Kowalczyk, T. 2005. On Grade Transformation and its Implications for Copulas. Brazilian Journal of Probability and Statistics, 19, 125-137.
  • Zapalska, A., Niewiadomska-Bugaj, M., Rudd, D. 2005. A Female Entrepreneurship in Transition Polish Economy. Problems and Perspectives in Management,2, 32-39.
  • Rojhani, A., Niewiadomska-Bugaj, M. 2004. Nutrition Education and Anaemia Outcome in Inner City Black Children. Journal of Family Ecology and Consumer Sciences, 32, 116-127.
  • Niewiadomska-Bugaj, M. 2003.  Statistical Analysis Related to Gini Mean Difference. Proceedings of the First Brazilian Conference on Statistical Modelling in Insurance and Finance, Ubatuba, Brazil, September 2003.
  • Zapalska, A., Niewiadomska-Bugaj, M. 2003.  Student Feedback on Business Learning with the Use of WebCT. Papers and Conference Proceedings. UNESCO Conference on International Education, Jyvaskyla, Finland, June 2003.
  • Zeranska – Kominek, S., Niewiadomska-Bugaj, M. 2003.  Perception of Folk Song Identity. Muzyka, XLVIII, 19-34. (in Polish)
  • Kowalczyk, T., Niewiadomska-Bugaj, M. 2002. A New Grade Measure of Monotone Multivariate Separability in: Distributions with Given Marginals and Statistical Modelling, C. M. Cuadras, J. Fortiana and J.A.Rodríguez-Lallena (eds.), Boston/Dordrecht/London: Kluwer Academic Publishers, 143-151.
  • Kowalczyk, T, Niewiadomska-Bugaj, M. 2001. An Algorithm for Maximizing Kendall’s tau, Comp. Stat. Data Analysis, 37, 181-193.
  • Kowalczyk, T., Niewiadomska-Bugaj, M. 2000. Decomposition of Kendall’s tau: its Implications for Clustering.  Statistics and Probability Letters, 48, 375-383.
  • Prabhu, V.C., Kaufman, H.H., Voelker, J.L., Aronoff, S., Niewiadomska-Bugaj, M., Mascaro, S., Hobbs, G. 1999.  Prophylactic Antibiotics with Intracranial Pressure Monitors and External Ventricular Drains: A Review of the Evidence. Surg. Neurol., 52, 226-237.
  • Niewiadomska-Bugaj, M. 1999.  Applying Logistic Regression to Classification of Diplostomum Nord (Digenea) Species. Wiadom. Parazytol., 45, 241-245. (in Polish).
  • Niewiadomska, K., Niewiadomska-Bugaj, M. 1998. Morphometric Separation of Diplostomum spathaceum (Rud.) and D.mergi (Dubois) metacercariae (Digenea). Acta Parasitologica, 43 (4), 209-213.
  • Sturm, C., Niewiadomska-Bugaj, M., Cartwright, L. 1997. Use of Sequencer/Sound Module Technology in Interpreting Intermediate and Advanced Piano Repertoire. Piano Life, 4, (1), 20-23.
  • Lamm, D., Riggs, D.R., Niewiadomska-Bugaj, M. 1997. BCG vs Chemotherapy in Rapidly Recurring Papillary Carcinoma and Carcinoma in situ.  Proceedings of the First Lubeck Symposium on Bladder Cancer, Lubeck, Germany.
  • Reddy, S. M., Niewiadomska-Bugaj, M., Jagannathan, V., Galfalvy, H. C., Srinivas, K., Karinthi, R., Shank, R., Almasi, G., Davis, T., Raman, R., Qiu, S., Reddy, Y.V., Friedman, S. 1997. ARTEMIS: From Web-based Implementation to Evaluation. Proc. of Twenty First Annual Symposium on Medical Informatics (previously SCAMS). Nashville, TN.
  • Zeranska-Kominek, S., Niewiadomska-Bugaj, M. 1997. An Attempt of an Objective Classification of Performance Styles in Turkmen Music. East European Meetings in Ethnomusicology, 4, 67-89.
  • Klostermeyer, W., Niewiadomska-Bugaj, M. 1997. On the Number of Weak Heaps. Journal of Combinatorics, Inf. and System Sciences, 22, 195-202.
  • Niewiadomska, K., Niewiadomska-Bugaj, M. 1995.  “Optimal Identification Procedure for Diplostomum Paracaudum and Diplostomum Pseudospathaceum ,” - Niewiadomska, 1984 Metacercariae Based on Morphological Characters, Systematic Parasitology, 30, 165-171.
  • Galfalvy, H.C., Reddy, S.M., Niewiadomska-Bugaj, M., Friedman, S., Merkin, B. 1995. Evaluation of Community Care Network (CCN) System in a Rural Health Care Setting. Proc. of Nineteenth Annual Symposium on Computer Appl. in Medical Care.
  • Niewiadomska-Bugaj, M., Zeranska-Kominek, S. 1993.  Musical Self-Image and Cultural Change: Lithuanian Minority in Poland Case Study. Behav. Sc., 38, 273-292.
  • Gafrikova, V., Niewiadomska-Bugaj, M. 1992. Ordering and Comparing Estimators by Means of Gini Separation Index. Probability and Math. Statistics, 13, 215-228.
  • Niewiadomska-Bugaj, M., Szczesny, W. 1991. Grade Discriminant Function in Two-Class Problem.  Probab. and Math. Statistics, 12, 43-55.
  • Bromek, T., Niewiadomska-Bugaj, M. 1987. Threshold Rules in Two-Class Discrimination Problems. Probab. and Math. Statistic, 8, 11-16.
  • Pleszczynska, E., Niewiadomska-Bugaj, M., Cwik, J., Tyrcha, J. 1986.  Schemes of Statistical Inference in Archeological Studies. In: Theory and Practice of Archeological Research. S.Tabaczynski (ed.). Warszawa: PWN, 305-328. (In Polish).
  • Niewiadomska-Bugaj, M. 1982. Towards the Classification of Discrimination Problems. Demonstratio Mathematica, 15, 735-742.
  • Niewiadomska-Bugaj, M. 1980. Victims of Mathematics? Ruch Muz., 25. (In Polish).
  • Niewiadomska-Bugaj, M. 1979. On the Problem of Sequential Discrimination. Demonstratio Mathematica, 12, 1051-1057.

Major Federal funding:

  • Understanding Instructor Practices and Attitudes Towards the Use of Research-Based Instructional Strategies in Introductory College Physics. NSF funded ($331,143) 2008 through 2010. CoPI.

  • Center of Excellence in Software Evolution. DOD funded ($ 2,402,876),1996 through 1999, CoPI.

  • Secure Collaboration Technology for rural Clinical Telemedicine. NLM funded ($3,750,000). 1996 through 1999. N01-LM-6-3549. CoPI on the Evaluation Task.

  • Collaboration Technology for Real-Time Treatment of Patient. NLM funded, $4,700,000. 1993-1997. N01-LM-3-3525. CoPI on the Evaluation Task


  • American Statistical Association
  • • Institute of Mathematical Statistics
  • • Classification Society of North America
  • • Polish Mathematical Society