selected publications

• academic article

  • Validation of the Smooth Test of Goodness-of-Fit for Proportional Hazards in Cancer Survival Studies.  Journal of Intellectual Disability Diagnosis and Treatment.  5:49-67. 2017
  • Array-based schemes for group screening with test errors which incorporate a concentration effect.  Journal of Statistical Planning and Inference.  2015
  • On the performance of three-stage group screening experiments.  Communications in Statistics - Theory and Methods.  16:2727-2745. 2015
  • Stochastic model for langerhans cells and HIV dynamics In vivo.  ISRN Otolaryngology.  2014:1-10. 2014
  • Statistics education in Kenya: Developments and challenges.  Retrieved.  4:2014. 2008
  • On the application of canonical correlation analysis in educational performance evaluation.  Kenya Journal of Sciences. Series A, Physical and Chemical Sciences.  11:19-35. 1998
  • Semi-Markov model for evaluating the HIV patient treatment cost

• book

  • Advancing the quality of higher education through internationalization.  Strathmore University Press. 2006

• conference paper

  • A copula-based approach to differential gene expression analysis.  International Biometric Conference. 2014
  • A smooth test of goodness-of-fit for the baseline hazard function in recurrent event models 2014
  • Stochastic model for In-Host HIV dynamics with therapeutic intervention.  EAUMP Conference. 2012

• working paper

  • University–industry partnership: Meeting the challenges of the 21st century 2011