Ekezie Dan Dan and Opara, Jude Department of Statistics, Imo State University PMB 2000, Owerri, Nigeria. Corresponding Author: Ekezie Dan Dan -----------------------------------------------------------------------------------------------------------------------Abstract This paper is on the estimation of bivariate regression data using Theil’s algorithm. This method was adopted since all errors ...

Regression analysis is one of the most commonly used estimation methods. In statistical studies, some assumptions must be fully met to make good estimations with regression analysis. Some these are not always fulfilled in real life data. For such cases, alternative methods used. One them Theil-sen method, which non-parametric techniques. this study, different techniques were proposed by using w...

iv 1 Components of Reliability and U 1 2 Relative Utility Index Ur for Composite Scores 4 3 Estimating Ur for Raw Scores and Ũr for Scale Scores 5 3.1 Raw Scores . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.2 Scale Scores . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3.2.1 Variance of T ̃ . . . . . . . . . . . . . . . . . . . . . . . . 6 X 3.2.2 Covariance of T...