نتایج جستجو برای: structural equation modeling

تعداد نتایج: 948837  

Journal: :iranian journal of public health 0
yahya khosravi 1. dept. of occupational health engineering, faculty of medical sciences, tarbiat modares university , tehran, iran. hassan asilian-mahabadi 1. dept. of occupational health engineering, faculty of medical sciences, tarbiat modares university , tehran, iran. ebrahim hajizadeh 2. dept. of biostatistics, faculty of medical sciences, tarbiat modares university , tehran, iran. narmin hassanzadeh-rangi 3. dept. of occupational health engineering, shahid beheshti university of medical sciences , tehran, iran. amir h behzadan 4. dept. of civil, environmental, and construction engineering, university of central florida , orlando, fl, usa.

with rapid economic development and industrialization, the construction industry continues to rank among the most hazardous industries in the world. therefore, construction safety is always a significant concern for both practitioners and researchers. the objective of this study was to create a structural modeling of components that influence the safety performance in construction projects.we f...

Journal: :journal of research in health sciences 0
yahya khosravi hassan asilian-mahabadi ebrahim hajizadeh narmin hassanzadeh-rangi hamid bastani ali khavanin

background: there can be little doubt that the construction is the most hazardous industry in the worldwide. this study was designed to modeling the factors affecting unsafe behavior from the perspective of safety supervisors. methods: the qualitative research was conducted to extract a conceptual model. a structural model was then developed based on a questionnaire survey (n=266) by two stage ...

Journal: :international journal of management academy 0
farnaz beheshti zavareh department of human resource management, university technology malaysia zohreh hanaeinezhad isfahan university of medical sciences mansooreh aboofazeli isfahan university of medical sciences

some believe that there is always a link between happiness and an individual health. this paper addresses a research question as: how does a leader’s spiritual beliefs and spiritual practices affects on happiness as perceived by ones followers. in this study, it was constructed an original model to carry out a research analysis at some universities in isfahan. the main objective of the research...

Journal: :journal of agricultural science and technology 2010
k. zarafshani gh. h. zamani j. gorgievski-duijvesteijn m. a. goodarzi

this survey-study carried out among 360 randomly selected farmers living in drought-prone areas of fars province, iran, set out to investigate the perceptions and psychologi-cal coping strategies of farmers when facing drought. results showed that farmers per-ceived drought as a threat to all of their resources (material, conditions, personal, social and energies) and used emotion-focused and r...

Journal: :international journal of pediatrics 0
fariba khayyati phd candidate, tabriz health service management research center, tabriz university of medical sciences, tabriz, iran parvaneh taymoori assistant professor of health education, social determinant of health research center, kurdistan university of medical science, sanandaj, iran asghar mohammadpoorasl assistant professor of epidemiology, department of statistics and epidemiology, tabriz university of medical sciences, tabriz, iran hamid allahverdipour associate professor of health education, clinical psychiatry research center, tabriz university of medical sciences, tabriz, iran. mohammad asghari jafarabadi associate professor of biostatistics, road traffic injury research center, tabriz university of medical sciences, tabriz, iran.

background: to define underlying predictors of tobacco smoking among iranian teenagers in a generalized structural equation model. materials and methods: in this cross-sectional study, a generalized structural equation model based on planned behavioral theory was used to explain the relationship among different factors such as demographic factors, subjective norms, and the intention to tobacco ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1393

this research study aimed to investigate the relationship between field-dependence/independence cognitive style and vocabulary learning strategies among iranian efl learners. ninety participants majoring in english translation at arak university were chosen. the participants were classified into two groups of field-dependent and independent based on the results of group embedded figure test (ge...

2007
Landon Kleis Paul Chwelos Ronald Ramirez

IT business value research has identified a dual role of IT investment: to increase the firm’s productivity by improving or replacing other inputs, and to reshape intermediate value-creation processes. Innovation is one such process that has been recognised as critically important. This paper incorporates the innovation process in a model of overall production to estimate the effect of IT in th...

2013
Juho Hamari Jonna Koivisto

This paper investigates how social factors predict attitude towards gamification and intention to continue using gamified services, as well as intention to recommend gamified services to others. The paper employs structural equation modelling for analyses of data (n=107) gathered through a survey that was conducted among users of one of the world’s largest gamification applications for physical...

2014
Miao Liu Guohua Liu Li Gong Dongbo Wang Jian Sun

Many studies have focused on the relationship between vegetation biomass and environmental factors in grassland. However, several questions remain to be answered, especially with regards to the spatial pattern of vegetation biomass. Thus, the distributed mechanism will be explored in the present study. Here, plant biomass was measured at 23 sites along a transect survey during the peak growing ...

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