Models of the geographic distributions of species have wide application in 12 ecology. But the non-spatial, single-level regression models that ecologists typically employ 13 do not deal with problems of irregular sampling intensity or spatial dependence, and do not 14 adequately quantify uncertainty. We show here how to build statistical models that can 15 handle these features of spatial pred...

the purpose of this study affective factors analyze in hosting sport major events of urmia city based on porter's model of competitive advantage. research method was descriptive-correlation. the population for this study consists of students and graduates in physical education. among these patients, 208 were selected as the sampling method. the research instrument consisted of a questionna...

today, the benefits of organizations cannot be achieved by one organization alone, because the organizations are trying to make their business focus on core competence, and they outsourcing other activities to other organizations. iranian organizations have long spoken of it outsourcing is a form of serious issues; so managers need to increase their knowledge and techniques in the field of it o...