Singh, Housila P., Anjana Rathour, and Ramkrishna S. Solanki. “AN IMPROVEMENT OVER DIFFERENCE METHOD OF ESTIMATION OF POPULATION MEAN”. Journal of Reliability and Statistical Studies 6, no. 01 (June 3, 2013): 35–46. Accessed November 4, 2024. https://journals.riverpublishers.com/index.php/JRSS/article/view/21885.