نتایج جستجو برای: obtained with descriptive analysis method
تعداد نتایج: 10874310 فیلتر نتایج به سال:
asymmetric membranes are widely used in many industrial membrane separation processes. the major advantage of membrane filtration over the conventional process is its ability to remove a wider spectrum of particles without using any chemicals. hollow fiber configuration offer many advantages over flat-sheet or tubular membranes. the spinning process of hollow fiber may look simple, yet it is te...
background: musculoskeletal disorders are one of difficulties in communities that has negative effect on various aspect of life. the aim of this study was to evaluate musculoskeletal disorders in students. materials and methods: in this study cross-sectional descriptive-analytic approach, 306 college students were enrolled by using no probability purposive sampling method and also availabilit...
a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...
abstract the purpose of this study was to find out the effect of applying the principles of group-dynamic assessment (g-da) on learning of conditional structures in english by iranian efl learners at the intermediate level, which according to the formal educational system in iran, includes students who are in their second year of studying in high schools of koohdasht city. this study was a qua...
The general view of descriptive research as a lower level form of inquiry has influenced some researchers conducting qualitative research to claim methods they are really not using and not to claim the method they are using: namely, qualitative description. Qualitative descriptive studies have as their goal a comprehensive summary of events in the everyday terms of those events. Researchers con...
the aim with the present research is to study the role of managerial factors on teaching quality of the members of faculty to the agriculture and natural resources department, university of tehran. this research was conducted based on a descriptive (non-experimental)-survey method. the statistical population includes 256 members of faculty teaching at agriculture and natural resources departmen...
Hybridization methods are able to combine some beneficial features of a number of chemometrics methods. On the other hand, variable selection is the most important part in regression modeling. In this work, a hybrid approach that combines genetic algorithm (GA) and variable importance in projection (VIP) is proposed to achieve a variable selection method in PLS analysis. This method was applied...
Abstract Introduction: The purpose of this study is to validate the appropriate model for evaluating the quality of e-curriculum in higher education. Methods: In terms of data collection method, it is a type of mixed (qualitative-quantitative) exploratory research. Using a semi-structured interview, the participants (specialists, professors and experts active in the field of e-learning) selec...
in this paper, based on the slab method of analysis, a novel and general approach isdeveloped for studying the radial forging process with curved profile dies. the presented approachis not only more general with respect to previous studies, but it is also easier to understand and useand can be efficiently used for optimization of the die profile depending on the forging geometryand conditions. ...
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