Aims: We introduce a new estimator for population mean by using coefficient of variation as prior information in ranked set sampling (RSS). Then we compare it with the estimator of the mean in RSS, the estimator of the mean in simple random sampling (SRS) in the sense of mean squ...
Open access
Research Article10.9734/JSRR/2015/19675
Aims: Receive Roperating Characteristic (ROC) curveanda fundamental concept of information theory is directly applicable to evaluation of diagnostic test performance. In this study,the performance of the two diagnosis tests on the field of rheumatic disorder is analyzed byusing r...
Open access
Research Article10.9734/AIR/2015/13219
Aims: The aim of this study is modeled the ratios of export to imports data in Turkey by using nonparametric regression methods. Study Design: This was Spline, Bayesian Spline and Penalized Spline Regression modeling study. Place and Duration of Study: Turkish Statistical Institu...
Open access
Research Article10.9734/JSRR/2015/11712