Josh Naranjo

Joshua D. Naranjo

Joshua D. Naranjo Professor
Director of Statistical Consulting Center

5507 Everett Tower
(269) 387-4548

Ph.D. Statistics, Pennsylvania State University

Spring 2019

  • Teaching
    Stat 2630

  • Office Hours
    MW: 9:30-10:30
    TR: 9:30-11:30
    For other hours, appointments are welcome

  • Statistical Consulting Center hours
    Email for an appointment


Josh received his Ph.D. from Penn State in 1989 under the direction of Professor Tom Hettmansperger. His research has focused on robust regression and diagnostics for method selection. Teaching preferences include linear models and applied statistics.

Selected Publications

  • Statistical Properties of Population Stability Index. Submitted to Journal of Risk Model Validation.(PDF)
  • Confidence Intervals for Mean Difference Between Two Delta-Distributions, Robust Rank-Based and Nonparametric Methods (2016), R.Y. Liu, J.W. McKean (eds.), Springer Proceedings in Mathematics & Statistics 168, with Karen Rosales. (PDF)
  • The natural history of perforated foregut ulcers after repair by omental patching or primary closure, European Journal of Trauma and Emergency Surgery (2016), pp.1-5, with D. Smith, M. Roeser, and J. A. Carr. (PDF)
  • A pretest for using logrank or Wilcoxon in the two-sample problem, Computational Statistics and Data Analysis 55 (2011) 2400–2409, with Annie Darilay. (PDF)
  • Diagnostics for Choosing between Logrank and Wilcoxon Tests, METRON - International Journal of Statistics 2010, vol. LXVIII, n. 2, pp. 111-125 , with Ruvie Lou Martinez.(PDF)

Department of Statistics
3304 Everett Tower
Western Michigan University
Kalamazoo MI 49008-5152 USA
(269) 387-1420 | (269) 387-1419 Fax