This article purports to investigate the relationship – in an empirical way – between the various key performance indicators currently used for the management of call centers in Brazil and customer satisfaction. In this context, a set of call centers rendering services to a telecommunications company will be analyzed in order to verify which of their indicators are positively associated with cu...

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Measurements that were taken at appropriate spatial and temporal resolution are important for understanding urban environment. However, due to cost issues, most of current monitoring sensors are sparsely deployed and are not able to provide sufficient spatial resolution. As an alternative solution, low-cost sensors that cost several orders less than the current sensors have been exploited, prov...

Objective: To characterize the mental and physical functioning of subjects admitted to Beitostølen Healthsports Centre, and evaluate whether functioning was improved during rehabilitation. Material and methods: A total of 228 subjects admitted for rehabilitation completed the Medical Outcome Study Short Form 12 (SF-12) on admission and on discharge after approximately 4 weeks. A total of 174 su...

This paper analyses the influence of 13 stylized facts of the German economy on the West German business cycles from 1955 to 1994. The method used in this investigation is Statistical Experimental Design with orthogonal factors. We are looking for all existing Plackett-Burman designs realizable by coded observations of these data. The plans are then analysed by regression with forward selection...

Iron is one of the most important nutrients in the human diet. According to the high consumption of staple foods such as wheat, the deficiency of iron in these crops would lead to nutritional disorders and related complications. To identify microsatellite markers associated with wheat grain iron content,38Iranian prevalent wheat genotypes were assessed using 30 pairs of genomic and EST microsat...

1. The biases and shortcomings of stepwise multiple regression are well established within the statistical literature. However, an examination of papers published in 2004 by three leading ecological and behavioural journals suggested that the use of this technique remains widespread: of 65 papers in which a multiple regression approach was used, 57% of studies used a stepwise procedure. 2. The ...

Depressive symptoms in adolescents are an increasing public health issue in Sweden and in most Western countries. Aim: To explore how individual, psychosocial, and structural determinants are associated with depressive symptoms in Swedish adolescents. Methods: A webbased questionnaire was answered by 1193 13to 16-year-old boys (n = 566) and girls (n = 627). Stepwise logistic regressions were em...

The aim of this research was to understand the strategic uses of e-business systems and technologies by classifying companies and particularly small and medium businesses according to demographics as well as e-business behavior variables.The study was based on data from a large quantitative survey of European E-business W@tch for the period 2007 using questionnaire interviews (N=409). We employ...