This paper reports how I addressed the issue of extensive missing values in my PhD study, "Digital Competencies of High School Mathematics Teachers". I collected data using an online survey. Several methods exist to address the issue of missing values. I utilised multiple imputation (MI) as it provides more accurate results. The mean…

This paper presents three different ways of computing the internal consistency coefficient alpha for a same set of data. The main objective of the paper is the illustration of a method for maximizing coefficient alpha. The maximization of alpha can be achieved with the aid of a principal component analysis. The relation between alpha max. and the…

Because the science of nursing is still at an early stage of development, nurses involved in clinical research often find that no appropriate measures are available to sample the theoretical construct of interest. Researchers often must design and test new instruments before proceeding to test theory. A study of the effect of nurse-client…

Since its appearance in 1974, the Snyder Self-Monitoring Scale has been employed in research dealing with self-presentation, attribution, and attitude expression. The Scale was developed to measure the degree to which people are concerned with the social appropriateness of their behavior, are aware of relevant social cues, and regulate their…