Prediction of academic procrastination based on basic psychological needs with mediation of psychological wellbeing in undergraduate students

purpose of this study was to predict academic procrastination based on basic psychological needs with the mediation of psychological well-being. The research method was descriptive-correlational. The statistical population of this study consisted of undergraduate students of Shahid Rajaee Teacher Training University in the 2016-2017 academic year. 420 participants were selected via multi-stage random sampling and completed questionnaires of academic procrastination (Savari’s, 2011), Basic psychological needs (Gardia, Desi Varian, 2000), and psychological well-being (Ryff and Keyes, 1995). The data were analyzed by structural equation modeling. The findings showed that all fitness indicators are in the accepted range and the assumed model is fitted with the collected data. The effect of basic psychological needs and psychological wellbeing on students' academic procrastination was negative and significant (P <0.05). Also, psychological well-being plays a negative and significant mediator role in the relationship between basic psychological needs and academic procrastination (P<0.01). The findings of this study reveal the role of psychological well-being and the basic psychological needs in explaining academic procrastination.