background: the jefferson scale of attitude toward physician-nurse collaboration (jsapnc) has been used to measure the attitude regarding collaboration between nurses and physicians. the aim of this preliminary study was to test the reliability and validity of an arabic version of the questionnaire and adapt it for use in palestine. methods: forward-backward translation of guidelines provided i...

The error distribution testing plays an important role in linear regression as misspecification seriously affects the validity and efficiency of analysis. least squares (OLS) residuals are often used to construct test statistics; order overcome non-independent identically residuals, best unbiased scale (BLUS) applied this paper, which, unlike OLS vector is independently distributed. Based on BL...

Model selection criteria (MSC) involves selecting the model with the best estimated goodness-of-fit to the data generating process. Following the method of Vuong (1989), a large sample Model Selection Test (MST), is introduced that can be used in conjunction with most existing MSC procedures to decide if the estimated goodness-of-fit for one model is significantly different from the estimated g...