Ranadeera Samanthi
Assistant Professor
Department of Statistics, Actuarial, & Data Sciences
Pearce Hall 206I
989-774-4354


Dr. Samanthi is a professor of Statistics and Actuarial Science at Central Michigan University.

Affiliations

  • American Mathematical Society
  • American Statistical Association

Honors and Awards

  • Morris and Miriam Marden Award in Mathematics, Department of Mathematical Sciences, University of Wisconsin-Milwaukee, 2016
  • Research Excellence Award, Department of Mathematical Sciences, University of Wisconsin-Milwaukee, 2015-2016
  • SOA Travel Award, Society of Actuaries, Schaumburg, IL, 2014 & 2015
  • Chancellor's Graduate Student Award, University of Wisconsin-Milwaukee, 2010–2015
  • Award for Outstanding Teaching by a Graduate Student, Department of Mathematics and Statistics, University of Arkansas at Little Rock, 2010
  • Award for Outstanding Achievement by a Graduate Student, Department of Mathematics and Statistics, University of Arkansas at Little Rock, 2010
  • Harambee Award for Outstanding Graduate GPA, University of Arkansas at Little Rock, 2009 & 2010​

Education

  • Ph.D., University of Wisconsin-Milwaukee, 2016
  • M.S., University of Arkansas at Little Rock, 2010
  • B.S., University of Colombo, Sri Lanka, 2006

Professional Interests

  • Actuarial Science: Dependence Structures; Copulas; Risk Measures
  • Statistics: Statistical Inference; Nonparametric Statistics

Teaching Areas

  • Actuarial Science
  • Statistics

Selected Publications & Presentations

Publications
  • Samanthi, R.G.M., Sepanski, J. H. (Submitted). On Bivariate Kumaraswamy-Distorted Copulas. Communications in Statistics – Theory and Methods
  • Samanthi, R.G.M., Sepanski, J. H. (2018). Methods for Generating Distortion Risk Measures. Annals of Actuarial Science. doi:10.1017/S1748499518000258
  • Samanthi, R.G.M., Jungsywan Sepanski (2018). A bivariate extension of the beta generated distribution derived from copulas, Communications in Statistics -Theory and Methods, DOI: 10.1080/03610926.2018.1429626
  • Samanthi, R.G.M., Wei, W., Brazauskas, V. (2016). Comparing the Riskiness of Dependent Portfolios via Nested L-Statistics. Annals of Actuarial Science, 11(2), 237–252
  • Samanthi, R.G.M., Wei, W., Brazauskas, V. 2016. Ordering Gini Indexes of Multivariate Elliptical Risks. Insurance: Mathematics and Economics, 68(3), 84–91.
Presentations
  • “On Bivariate Kumaraswamy-Distorted Copulas”. 53rd Actuarial Research Conference, Western University, London, Ontario (2018)
  • “A Bivariate Extension of the Beta Generated Distribution Derived from Copulas”. 52nd Actuarial Research Conference, Georgia State University, Atlanta, GA (2017)
  • “Comparing the Riskiness of Dependent Insurance Portfolios”. International Conference of Statistical Distributions and Applications, Crowne Plaza, Niagara Falls, Canada (2016)
  • “Comparing the Riskiness of Dependent Portfolios via Nested L-Statistics”. 50th Actuarial Research Conference, University of Toronto, Toronto, Canada (2015)
  • “Comparing the Riskiness of Dependent Portfolios”. 49th Actuarial Research Conference, University of California-Santa Barbara, Santa Barbara (2014).