Advances and Applications in Statistics © 2022 Pushpa Publishing House, Prayagraj, India http://www.pphmj.com http://dx.doi.org/10.17654/0972361722007 Volume 72, 2022, Pages 97-111 ISSN: 0972-3617 Received: October 1, 2021; Accepted: December 7, 2021 2020 Mathematics Subject Classification: 62N05. Keywords and phrases: ED, NHPP, NWED, SPC, SQC. How to cite this article: Anil Arepalli and B. Srinivasa Rao, Time control charts through NHPP based on new weighted exponential distribution, Advances and Applications in Statistics 72 (2022), 97-111. DOI: 10.17654/0972361722007 This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/ ). Published Online: December 27, 2021 TIME CONTROL CHARTS THROUGH NHPP BASED ON NEW WEIGHTED EXPONENTIAL DISTRIBUTION Anil Arepalli and B. Srinivasa Rao Faculty of Statistics Dhanekula Institute of Engineering and Technology Vijayawada 521 139 Andhra Pradesh, India Faculty of Statistics R. V. R. and J. C. College of Engineering Chowdavaram, Guntur 522 019 Andhra Pradesh, India Abstract Statistical process control (SPC) is a process management design which encompasses the definition, measurement, control, monitor and improvement of processes using statistical knowledge. Control charts are the most appropriate and efficient statistical process control (SPC) tools in measuring the product quality. To observe the product