References
- Chami, P.S., Sing, B. and Thomas, D. (2012): A Two-Parameter Ratio-Product-Ratio Estimator using Auxilary Information. ISRN Probability and Statistics, 2012, 1-15. DOI:10.5402/2012/103860.10.5402/2012/103860
- Gupta, P.C. (1971): On Some ratio and product type estimations. Journal of Indian Society Agricultural Statistics, 23,111-112.
- Kadilar, C. and Cingi, H. (2006): An improvement in estimating the population mean by using the correlation coefficient, Hacettepe Journal of Mathematics and Statistics, 35 (1), 103-109.
- Murthy, M.N. (1964): Product Method of Estimation. Sankhya A, 26, 69-74.
- Pandey, G.S. (1980): Product-cum-power estimators, Calcutta Statistical Association Bull., 29, 103-108.
- Parsad, B. (1989): Some improved ratio type estimators of population mean and ratio in finite population sample surveys. Communication in Statistics - Theory and Method. 18(1): 379-392.
- Reddy (1978): A study on the use of prior knowledge on certain population parameters in estimation. Sankhya ,C, 40, 29-37.
- Reddy, V.N. (1973): On ratio and product methods of estimation. Sankhaya ,B 35(3): 307-316.
- Reddy, V.N. (1974): On a transformed ratio method of estimation. Sankhaya ,C 36(1): 59-70.
- Sahai, A. and Ray, S.K. (1980): An efficient estimator using auxiliary information. Metrika 27(1): 271-275.10.1007/BF01893605
- Searls (1964): The utilization of known coefficient of variation in the estimation procedure. Journal of American Statistical Association, 59, 1125-1126.
- Singh H.P. (1986): A generalized class of estimators of ratio, product and mean using supplementary information on auxiliary character in PPSWR sampling scheme. Gujarat Statistical Review, 13(2), 1-30.
- Singh S. (2003): Advanced Sampling Theory with Applications. Kluwer Academic Publishers, The Netherlands.
- Singh, H.P. and Ruiz-Espejo, M. (2003): On linear regression and ratio-product estimation of a finite population mean. The Statistician 52(1): 59-67.
- Srivastava, S.K. (1967): An estimator using auxiliary information in sample surveys. Calcutta Statistical Association Bull. 16: 62-63.
- Srivastava, S.K. (1971): A generalized estimator for the mean of a finite population using multi-auxiliary information. Journal of American Statistical Association, 66(334): 414-407.
- Srivastava, S.K. (1974): On the ratio method of estimator. Tab Estadist Invest Opera 25,113-117.10.1007/BF03030155
- Srivastava, S.K. (1980): A class of estimators using auxiliary information in sample surveys. The Canadian Journal of Statististics, 8(2): 253-254.
- Swain, A.K.P.C. (2014): On an improved ratio type estimator of finite population mean in sample surveys. Revista Investigacion Operacional, 35(1), 49-57.
- Upadhyaya, L.N., Singh, H.P., Vos, J.W.E. (1985): On the estimation of population means and ratios using supplementary information. Statistica Neerlandica 39(3), 309-318.10.1111/j.1467-9574.1985.tb01149.x