Nishantha (Sam) Samarakoon

SAM2014    Visiting Assistant Professor

Department of Statistics
Oklahoma State University
301 MSCS Bldg
Stillwater, OK 74078-1056

Phone: 405-744-5684
Fax: 405-744-3533



Measurement of Errors in Models, Generalized Linear Models, Bayesian Statistical Analysis, Multivariate Statistical Methods.




  • Nishantha Samarakoon, Weixing Song (2011), “Minimum distance conditional variance function checking in heteroscedastic regression models” Journal of Multivariate Analysis, Volume 102, Issue 3, March 2011, Pages 579-600.
  • Nishantha Samarakoon, Weixing Song (2012) “Empirical smoothing lack-of-fit tests for variance function” Journal of Statistical Planning and Inference,Volume 142, Issue 5, May 2012, Pages 1128–1140