1. Reliability Modelling 

2. Survival Analysis

• Ph.D. (Statistics) , 2009 , Ch. Charan Singh University, Meerut
• M.Phil. (Statistics) , 2005 , Ch. Charan Singh University, Meerut
• M.Sc. (Statistics) , 2004 , Ch. Charan Singh University, Meerut
• B.Sc. , 2002 , Ch. Charan Singh University, Meerut

1. Assistant Professor, Department of Statistics, P.G.D.A.V. College, University of Delhi, since 2011. 

Administrative Assignments at College Level:

• Member, Time Table Committee (2021-2024)
• Member NAAC Committee (2023-2024)
• Member Sports Committee (2023-2024)
• Member Discipline Committee (2023-2024)
• Member SAF Committee (2021-2023)
• Member Lawn & Garden Committee (2018-2021)
• Member  Caretaker Committee (2016-2018)
• Member Sports Commitee (2014-2016)
• Member IA Committee (2011-2016)

1. Rakesh Gupta, Pradeep Chaudhary and Dharmendra Kumar, “Stochastic Analysis of a Two Unit Cold Standby System with Different Operative Modes and Different Repair Policies” Int. J. of Agricultural and Statistical Sciences (ISSN: 0973-1903). Vol. 3, No. 2, PP. 387- 394, 2007.
2. Rakesh Gupta, Ram Kishan and Dharmendra Kumar, “Profit Analysis of a Three Unit Redundant System with Correlated Failure and Repair Times”, J. of Rajasthan Academy of Physical Sciences (ISSN: 0972-6306). Vol. 7, No. 2, PP. 169-178, 2008.
3. Rakesh Gupta, Ram Kishan and Dharmendra Kumar, “Stochastic Analysis of a Blood Bank System Model”, Gujarat Statistical Review (ISSN: 0379-3419). Vol. 34, 35, PP.56-67, 2007-08.
4. Rakesh Gupta, Ram Kishan and Dharmendra Kumar, “Complex system with two physical conditions of repairman and inverse Gaussian repair time distribution”,J. of Rajasthan Academy of Physical Sciences (ISSN: 0972-6306). Vol. 8, No. 3, PP. 311-318, 2009.
5. Rakesh Gupta, Gaurav Varshney and Dharmendra Kumar, “Profust Reliability Analysis of A Degradable System Having A Number of Non-Identical Redundant Units”, International Journal of Statistics and Systems (ISSN: 0973-2675). Vol. 5, No. 2, PP. 93-98, 2010.
6. Rakesh Gupta, Ram Kishan and Dharmendra Kumar, “Cost Benefit Analysis of a Two Non-Identical Unit Standby System with Preventive Maintenance”, Journal of Combinatorics, Information & System Sciences (ISSN: 0250-9628). Vol.37, No.1, PP. 21-31, 2012.
7. Ram Kishan and Dharmendra Kumar, “On Estimation Of The Scale Parameter of Inverse Rayleigh Distribution With Progressive Type – II Censoring Under Different Loss Functions”, Int. J. of Agricultural and Statistical Sciences (ISSN: 0973-1903). Vol. 12, No. 2, PP. 477- 482, 2016.
8. Dharmendra Kumar, “On Estimation of Inverse Rayleigh Progressive Type- II Censored Data with Binomial Removals”, Int. J. of Agricultural and Statistical Sciences (ISSN: 0973-1903). Vol. 13, No. 1, PP. 197-203, 2017.

1. Presented a paper in the “National Conference on Emerging Trends in Statistical Methods and Optimization Techniques”, organized by the Department of Statistics, University of Jammu, Jammu during February 22-23, 2008.
2. Presented a paper in the “National Conference on Statistics for Research and Development”, organized by Gujarat Statistical Association & GLS(M.R.Parikh) Institute of Commerce, Ahmedabad on October 12, 2013.
3. Presented a paper in the “UGC Sponsored National Conference on Recent Statistical Computing Techniques and their Applications (RSCTA-2016)”, organized by the Ramanujan College, University of Delhi, Delhi during March 11-12, 2016.
4. Presented a paper in the “National Seminar on Role of Recent Mathematical, Statistical and Computer Science Techniques in Context of Human Behavior”, organized by D.A.V.(P.G.) College, Muzaffarnagar on March 29, 2016.
5. Presented a paper in the “National Conference on Advances in Applied Mathematics and Statistics (NCAAMS-2017)”, organized by the Mata Sundri College for Women, University of Delhi, Delhi during September 07-08, 2017.

1. Participated in a Five Days National Workshop on “Modeling, Optimization and Their Applications”, organized by M.D. University, Rohtak (Haryana) & sponsored by DST Government of India during August 17-21, 2010.
2. Participated in a Two Days Workshop on “Statistical Computation using R”, organized by the Department of Statistics, University of Delhi, Delhi during September 14-15, 2013.
3. Participated in a Two Days “International Seminar on History of Mathematics”, organized by the Ramjas College, University of Delhi, Delhi during November 27-28, 2013.
4. Participated in the “National Webinar on Data Analysis and Statistical Computing”, organized by Department of Statistics, Institute of Social Sciences, Dr. Bhimrao Ambedkar University, Agra on May 27, 2020.
5. Participated in Webinar Series (Basic) on “Transforming Teaching Learning Process using ICT Tools", organized by IQAC, PGDAV College, University of Delhi, during July 23-25, 2020.
6. Participated in Webinar Series (Professional) on “Transforming Teaching Learning Process using ICT Tools" organized by IQAC, PGDAV College, University of Delhi, during August 28-30, 2020.

Membership of Academic Bodies:

• The Indian Science Congress Association (Life Membership) 
• Gujarat Statistical Association (Life Membership)