Leslie Chandrakantha

Leslie Chandrakantha

Associate Professor
Phone number: 
212.237.8835
Room number and address: 
6.63.17 NB

Education

PhD    Temple University
MA      Temple University
BS       University of Kelaniya, Sri Lanka

Bio

Leslie Chandrakantha is an Associate Professor in Mathematics and Computer Science department at the John Jay College of Criminal Justice of the City University of New York. He has a Ph.D. degree and a Master of Arts degree in mathematics form Temple University in Philadelphia, and a Bachelor of Science degree from University of Kelaniya in Sri Lanka. His research interests include mathematical modeling, technology in mathematics, regression models, time series analysis, and applications of generalized linear model (GLM).

Scholarly Work

Chandrakantha, Leslie. (2019), Statistical Analysis of Climate Factors Influencing Dengue Incidences in Colombo, Sri Lanka: Poisson and Negative Binomial Regression Approach, International Journal of Scientific and Research Publications (IJSRP), 02/2019; 9(2), p 133 – 144.

Chandrakantha, Leslie. (2018), Simulating Confidence Intervals for Mean and Variance using Real Data in R Programming Environment., Proceedings of the 23rd Asian Technology Conference in Mathematics  (ATCM 2018), November 20-24 , Yogyakarta, Indonesia,  p 186 - 199.

Chandrakantha, Leslie. (2018), Simulating Sampling Distribution of the Mean in R, The Electronic Journal of Mathematics and Technology (EJMT), 06/2018; 12(2), p 309 - 321., Research Journal of Mathematics and Technology, (Printed version of EJMT), 12/2018; 7(2), p 61-74.  

Chandrakantha, Leslie. (2018). Mathematical Modeling Using R Programming Environment – Some Examples,  Electronic Proceedings of the 30th Annual International Conference on Technology in Collegiate Mathematics (ICTCM), March, 2018, Washington, D.C.

Chandrakantha, Leslie. (2017), Understanding Sampling Distributions Using Simulation in R, Proceedings of the 22nd Asian Technology Conference in Mathematics  (ATCM 2017), December 15 -19 , Chungli, Taiwan,  p 218- 225.

Chandrakantha, Leslie. (2016). Understanding Statistics Concepts Using Simulation in R,  Electronic Proceedings of the 28th Annual International Conference on Technology in Collegiate Mathematics (ICTCM), March, 2016, Atlanta, GA. p 101 -  110.

Chandrakantha, Leslie. (2015), Simulating One-Way ANOVA Using Resampling, The Electronic Journal of Mathematics and Technology (EJMT), 10/2015; 9(4): p 281-296.

Chandrakantha, Leslie. (2015), Teaching Chi-Square Test for Independence Using Simulation in Excel and R, Journal of Computing Sciences in Colleges, 01/2015; 30(3): p 54-62.

Chandrakantha, Leslie. (2014), Visualizing and Understanding Confidence Intervals and Hypothesis Testing Using Excel Simulation, The Electronic Journal of Mathematics and Technology (EJMT), 06/2014; 8(3): p 212-221., Research Journal of Mathematics and Technology, (Printed version of EJMT), 06/2014; 3(1), p 117-125.

Chandrakantha, Leslie. (2014), Teaching Chi-Square Goodness of Fit Test Using Simulation in Introductory Classes, Journal of Computing Sciences in Colleges, 05/2014; 29(5): p 127-135.
Chandrakantha, Leslie. (2014), Simulation Using Excel Data Tables in Teaching Introductory Statistics, Journal of Computing Sciences in Colleges, 01/2014; 29(3): p 29-34.

Chandrakantha, Leslie. (2014), Excel Simulation As a Tool  in Teaching Sampling Distributions in Introductory Statistics, Proceedings of 9th International Conference on Teaching Statistics (ICOTS 9), July 13 – 18, Flagstaff, AZ.  

Chandrakantha, Leslie. (2014), Learning ANOVA Concepts Using Simulation, Proceedings of 2014 Zone 1 Conference of the American Society of Engineering Education (ASEE 2014), April 3-5, Bridgeport, CT.

Chandrakantha, Leslie. (2013), Understanding Confidence Intervals and Hypothesis Testing Using Excel Data Table Simulation, Proceedings of the 18th Asian Technology Conference in Mathematics  (ATCM 2013), December 7 -11 , IIT Mumbai, Mumbai, India,  p 171- 178.

Chandrakantha, Leslie. (2013). Simulating Chi-Square Test using Excel, Electronic Proceedings of the 25th Annual International Conference on Technology in Collegiate Mathematics (ICTCM), March, 2013, Boston, MA. p 50 -58.

Chandrakantha, Leslie. (2012). Resampling Using Excel In Teaching Statistics, Electronic Proceedings of the 24th Annual International Conference on Technology in Collegiate Mathematics (ICTCM), March 2012, Orlando, FL. p 13 - 20.

Chandrakantha, Leslie. (2011). Using Excel Solver in Optimization Problems, Electronic Proceedings of the 23th Annual International Conference on Technology in Collegiate Mathematics (ICTCM), March 2011, Denver, CO. p 42-49.

Chandrakantha, Leslie., Swamy, P.A.V.B., Mehta, J.S. (2004), Effects on Non-normality on Tests of Random Walk Models Against Regression Models, Journal of Applied Statistical Science, 2004, Vol. 13, p. 185-201.

Chandrakantha, Leslie., Swamy, P.A.V.B., Mehta, J. S. (2003), Effects on Non- normality on Tests of Random Walk Models, American Statistical Association Proceedings of the 2003 Joint Statistical Meetings, Business & Economic Statistics Section, July 2003, p 862-867.                      

Chandrakantha, Leslie. (2003). C++ Programming Workbook, Whittier Publishing Inc., New York.

J. S. Mehta, Leslie Chandrakantha. (2002), Simulation & Stochastic Processes: A Study Guide for Course Three of Actuarial Sciences professional exams, 2002.

Chandrakantha, Leslie., Mehta, J.S., Swamy, P.A.V.B. (1995),  The Impossibility of Identifying a Random Walk Component in a Variable, Journal of Applied Statistical Science, 1995, Vol. 2, p. 163-168.

Chandrakantha, Leslie., Mehta, J.S., Swamy, P.A.V.B. (1994), Tests of Random Walk Models Against a Class of Regression Models and their Powers, Sankhya, Series B, 1994, Vol. 56, Part 3, p. 356 – 368.

Chandrakantha, Leslie., Mehta, J.S., Swamy, P.A.V.B. (1990), Effects of using Dependent and Independent Differences in Tests of Random Walk Models Against Regression Models, Finance and Economics Discussion Series Paper #129, 1990, Federal Reserve Board, Washington, D. C.

Chandrakantha, Leslie., Mehta, J.S., Swamy, P.A.V.B. (1989), On the Use of Variance Ratios in the Analysis of Nonstationary Time series, Finance and Economics Discussion Series Paper #97, 1989, Federal Reserve Board, Washington, D. C.