نتایج جستجو برای: statistical significance was confirmed in multiple regression
تعداد نتایج: 17220295 فیلتر نتایج به سال:
nowadays, air pollution is a global problem that has had significant growth by technology development, population growth andindustrial development. industrial development brought natural resources deterioration, more manufacturing products, and more environmental pollutants. if pollutant won’t be controlled, human-being and wildlife will face the critical risks. significant release and critical...
background & aim: nurse job-related burnout is a global issue; however, it remains unclear how coping strategies over a maintained period of time may influence nursing burnout. the aim of this study was to evaluation the factors associated with burnout of nurses working at a state hospital. methods & materials : this cross-sectional study was carried out with 446 nurses working at state hospita...
a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...
abstract this study examined the relationship between noticing pronunciation and the improvement pronunciation by administering a 50 item story, as proficiency- test in order to investigate the effectiveness of noticing pronunciation on the improvement of pronunciation. accordingly 60 qualified students were selected and assigned to the two groups of experimental and control randomly, each gr...
As a buffer personality characteristic against life stress events, the role and significance of psychological hardiness has been shown in several investigations. Some hypotheses and assumptions have been formulated about the formation of this important characteristic, yet this field hasn’t been studied considerably. The present research was performed on a sample of 230 participants (110 male a...
abstract prediction of death anxiety on the basis of demographic characteristics and sp پیش بینی اضطراب مرگ براساس ویژگی های دموگرافیک و مولفه های معنویت در سالمندان به کوشش الهام حسن زهی معنویت از جمله مفاهیمی است که سالیان متمادی در حوزه روان شناسی جایگاه خود را یافته است پیشینه پژوهش نشان داده است که با متغیرهای فراوانی در روانشناسی در ارتباط بوده است. هدف از پژوهش حاضر این اس...
rock sawability prediction and determination of effective parameters are important in the cost estimation and the planning of the stone factories. an accurate estimation of rock sawability and performance prediction of sawing machine helps to make the planning of the rock sawing projects more efficient. it is necessary to predict the rock sawability and determine the effective parameters to ach...
The main purpose of this study was to investigate factors affecting entrepreneurial motivations of agricultural students at Razi University. Statistical population of this study consisted of all agricultural undergraduate students (senior) (N=186), that 164 of them were selected as research sample using proportionate stratified sampling method. The main instrument in this study was questionnair...
the current paper studies the relationship between organizational spirituality and organizational health in the department of culture and islamic guidance consisting of 168 employees. data were gathered using two questionnaires. the validity of the questionnaires was confirmed by the academic and organizational experts, and the reliability was tested using cronbach's alpha. the collected d...
introduction the relationship between topography and precipitation in order to estimate the type and amount of precipitation in mountainous areas has always been of great importance for climatologists. in most of researches done based on regression model, the independent parameters such as elevation, slope, aspect, longitude and latitude have been used and the rule of distance to describe the s...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید