Publications

2026

• On weighted distribution with applications to goodness-of-fit testing                                                 

 S Islam, N Gupta

Mathematica Slovaca

• Stochastic properties of a time change random effects model

N Gupta, PK Sahu, S Bansal

Mathematica Slovaca

2025

• On cumulative past information generating function

SK Chaudhary, A Roy, N Gupta

Communications in Statistics-Theory and Methods 54 (18), 5784-5805

• Mean time to failure of a k-out-of-n system with a single cold standby unit having dependent components

A Roy, N Gupta

Communications in Statistics-Theory and Methods 54 (15), 4925-4941

• On general weighted extropy of extreme ranked set sampling

P Kumar Sahu, N Gupta

Communications in Statistics-Theory and Methods 54 (14), 4616-4634

• A goodness-of-fit test for testing exponentiality based on normalized dynamic survival extropy

G Kandpal, N Gupta

Mathematica Slovaca 75 (3), 679-698

• General weighted extropy of minimum and maximum ranked set sampling with unequal samples

S Kumar Chaudhary, N Gupta

Communications in Statistics-Theory and Methods 54 (11), 3174-3199

• A study on utilization of two cold standby components to increase reliability of a coherent system

A Roy, N Gupta

Communications in Statistics-Theory and Methods 54 (2), 324-351

2024

• A study on utilization of a cold standby component to enhance the mean residual life function of a coherent system

A Roy, N Gupta

Communications in Statistics-Theory and Methods 53 (19), 6977-6996

• Stochastic Comparison for Extreme Order Statistics Arising from PHR, PRHR or Location Model

M Datta, N Gupta

REVSTAT-Statistical Journal 22 (3), 387-410

• On general weighted extropy of ranked set sampling

N Gupta, SK Chaudhary

Communications in Statistics-Theory and Methods 53 (12), 4428-4441

• Some characterizations of continuous symmetric distributions based on extropy of record values

N Gupta, SK Chaudhary

Statistical Papers 65 (1), 291-308

2023

• On general weighted cumulative residual extropy and general weighted negative cumulative extropy

S Kumar Chaudhary, N Gupta, P Kumar Sahu

Statistics 57 (5), 1117-1141

• On partial monotonicity of some extropy measures

N Gupta, S Kumar Chaudhary

International Conference on Mathematics and Computing, 185-196

2022

• Weighted extropies and past extropy of order statistics and k-record values

S Bansal, N Gupta

Communications in Statistics-Theory and Methods 51 (17), 6091-6108

• Usual stochastic ordering results for series and parallel systems with components having Exponentiated Chen distribution

M Datta, N Gupta

Mathematical Analysis and Applications: MAA 2020, Jamshedpur, India …

2021

• Reliability function of k-out-of-n system equipped with two cold standby components

A Roy, N Gupta

Communications in Statistics-Theory and Methods 50 (24), 5759-5778

2020

• Reliability of a coherent system equipped with two cold standby components

A Roy, N Gupta

Metrika 83 (6), 677-697

2019

• Stochastic comparisons of multivariate reversed frailty model

S Bansal, N Gupta

Statistica Neerlandica 73 (4), 496-513

• On partial monotonic behaviour of past entropy and convolution of extropy

S Bansal, N Gupta

International Conference on Information Technology and Applied Mathematics …

2018

• Estimation of the Location Parameter of a General Half-Normal Distribution

LK Patra, S Kumar, N Gupta

International Conference on Mathematics and Computing, 281-293

2017

• Stochastic comparison study of series and parallel systems having Kumaraswamy’s and Frechet distributed components

M Datta, N Gupta

Journal of the Indian Statistical Association 55 (2), 103-126

2015

• Stochastic comparisons in systems with Frèchet distributed components

N Gupta, LK Patra, S Kumar

Operations Research Letters 43 (6), 612-615

• Stochastic comparisons of residual lifetimes and inactivity times of coherent systems with dependent identically distributed components

N Gupta, N Misra, S Kumar

European Journal of Operational Research 240 (2), 425-430

• On Partial Monotonic Behaviour of Varma Entropy and Its Application in Coding Theory

N Gupta, M. M. Sati

Journal of the Indian Statistical Association 53 (1,2), 135-152

2014

• Preservation properties of the Laplace transform and moment generating function ordering of residual life and inactivity time

N Gandotra, N Gupta, RK Bajaj

Journal of Statistics and Management Systems 17 (4), 301-310

• Stochastic comparisons of component and system redundancies with dependent components

N Gupta, S Kumar

Operations Research Letters 42 (4), 284-289

• Fuzzy entropy in fuzzy weighted linear regression model under linear restrictions with simulation study

T Kumar, RK Bajaj, N Gupta

International Journal of General Systems 43 (2), 135-148

• Stochastic comparisons of residual lifetimes and inactivity times of coherent systems

N Gupta

Journal of Applied Probability 50 (3), 848-860

2013

• On partial monotonic behaviour of some entropy measures

N Gupta, RK Bajaj

Statistics & Probability Letters 83 (5), 1330-1338

2012

• Reliability Properties of Residual Life Time and Inactivity Time of Series and Parallel System

N Gupta, N Gandotra, RK Bajaj

Journal of Applied Mathematics, Statistics and Informatics 8 (1), 5-16

2011

• Reliability under Random Operating Environment: Frailty Models

N Gupta, ID Dhariyal, N Misra

Journal of Combinatorics, Information and System Sciences: A 36 (1-4 Comb …

2009

• Stochastic comparisons of multivariate frailty models

N Misra, N Gupta, RD Gupta

Journal of Statistical Planning and Inference 139 (6), 2084-2090

• Optimal allocation of active spares in series systems and comparison of component and system redundancies

N Misra, ID Dhariyal, N Gupta

Journal of Applied Probability 46 (1), 19-34

2008

• Stochastic properties of residual life and inactivity time at a random time

N Misra, N Gupta, ID Dhariyal

Stochastic Models 24 (1), 89-102

• Preservation of some aging properties and stochastic orders by weighted distributions

N Misra, N Gupta, ID Dhariyal

Communications in Statistics—Theory and Methods 37 (5), 627-644

2007

• Stochastic Comparisons and Aging Properties of Multivariate Reversed Frailty models

N Gupta, N Misra, RD Gupta

Proceedings of International Conference on Mathematical Sciences, 993-1015