Due to the huge heterogeneity of volunteering, generalizability of context specific findings from the literature regarding volunteer management practices is often limited. Furthermore, it seems that practitioner recommendations are consequently often too narrow or at times contrasting. To deal with this gap, we aim at a data driven approach to cluster volunteers into more homogeneous types, in ...

An attempt has been made in this present work, to study the seasonal variations of water quality of River Godavari for the period of 2004-2012 at Rajahmundry and Dhawaleswaram located on the banks of River Godavari in Andhra Pradesh. This water quality modelling is done with the help of Water Quality Indices (WQI) computed using NSFWQI and WAIWQI methods. Multivariate statistical techniques nam...

Introduction: Human resources impose a vast expense on health organizations. Therefore, improvement of the productivity of human resources is of considerable concern to executive managers of every country. Methods: In the present study, first, the knowledge workers’ productivity assessment questionnaire was localized. Then, the knowledge workers of the ce...

assessment of the correlation between rock brittleness and rock fracture toughness has been the subject of extensive research works in the recent years. unfortunately, the brittleness measurement methods have not yet been standardized, and rock fracture toughness cannot be estimated satisfactorily by the proposed indices. in the present study, statistical analyses are performed on some data col...

Alternative analytic methods may help resolve the dimensionality of personality and the content of those dimensions. Here we tested the structure of personality using spectral clustering and conventional factor analysis. Study 1 analysed responses from 20,993 subjects taking the 300-item IPIP NEO personality questionnaire. For factor analysis, a five-factor solution recovered the FFM domains wh...

This study has been carried out to develop a critical checklist for global/commercial textbooks which play a crucial role in language teaching/learning. For this aim, a number of items have been developed based on a comprehensive review of the related literature and experts’ opinions. The tentative checklist was administered to the targeted population, yet 326 checklists were deemed appropriate...

statistical errors are common in scientific literature and about 50% of the published articles have at least one error. the assumption of normality needs to be checked for many statistical procedures, namely parametric tests, because their validity depends on it. the aim of this commentary is to overview checking for normality in statistical analysis using spss.