The influence of energy drinks and caffeine on time reaction and cognitive processes in young Romanian students

AbstractThis research shows the influence of caffeine, energy drinks and of the combined effects on the reaction time and on the performance concerning answers tasks to visual and auditory multiple stimuli, concentrated attention in monotonous and repetitive tasks as well as memory and thinking processes such as comparison and analysis. Results have highlighted that caffeine and its combined effect with energy drinks enhances the mentioned performances of young students and energy drinks consumption alters the decision time and the thinking process creating a state of uncertainty and confusion, reducing fatigue and imprinting an energetic rhythm in tasks solving

The Influence of Musical Rhythms on Consumer Buyer Behavior of Retail Gadget Products

AbstractThis research is focused on highlighting musical rhythm differences in gadget detail recognition after exposure to a visual presentation with a musical background and represents the second stage of a three part research study applied on the same participants. Method: Participants were 60 undergraduate students’ age between 20 and 24 years old from the Faculty of Psychology and Educational Sciences, University of Bucharest. Materials were images and possible prices of eight gadget products. The instrument was a questionnaire investigating the prices related to each gadget product image. Results highlighted no musical rhythm differences in gadget detail recognition

The validation of Expert System Traffic psychological assessment to Romanian Driving Schools

AbstractAnalyzing the multiple regression model for the composite criterion, the multiple correlation coefficient, evidence a high and statistically significant correlation between the predictors and the criterion (r=0.741, p<0.05). Also, the beta coefficients provide that the variables of the tests are predictors for the performances registered in traffic (p<0.05). This study based on the findings of the previous research highlight that the Romanian driving schools should improve the psychological assessment batteries with modern and validated instruments. The predictive regression validation model emphasizes the importance of using high performance statistical programs in choosing the psychological tests for evaluation