In this study an experimental analysis is conducted to explore the effects of the distance placement of a trailer model on the dynamic of flow and the higher-order parameters of velocity like flatness and skeweness in the wake of a Notch back car model. In addition, the changing trends of Strouhal number and the mixed length scale are depicted. All the experiments are conducted in the aerodynam...

Objectives The present study investigated the factor structure and reliability of the Parenting Style Index 2. Methods A total of 381 students of Hakim Sabzevari University filled out the survey. An exploratory and confirmatory factor analysis was used to investigate the factor structure of the method, and Cronbach’s alpha and test-retest methods were employed for examining the reliabili...

Objectives This study aimed to investigate the factor structure and reliability of the Social Paradigm Belief Inventory (SPBI).  Methods A total of 381 students of Hakim Sabzevari University were selected by stratified cluster random sampling method and responded to SPBI in 2016. This research is descriptive with a validation method. Exploratory and confirmatory factor analysis were used to in...

Objective: The aim of this study was to investigate the relationship between parenting styles and tendency for drug use by considering the mediating role of impulsivity. Method: The research method was descriptive-correlational of structural equation type. The statistical population of the study included the students of Hakim Sabzevari University in 2018-2019 (n=7248). To select the sample, str...