نتایج جستجو برای: who were selected by disproportional stratified sampling method
تعداد نتایج: 8972756 فیلتر نتایج به سال:
abstract: research purpose: the purpose of this research is to identify academic databases assessment factors and criteria at law and political science majors. the necessity of this research is to distinguish academic databases assessment factors and criteria and to identify the most important ones and rank them in order to select an appropriate database according to students’ and faculty memb...
in solvo-hydrothermal method, xrd pattern was indicated presence of intermediate of ammonium octatmolybdate and ammonium tetramolybdate, which were changed to stble phase of ?-moo3 annealing. sem images were indicated nanoparticle with semispheical morphology and tem image was demonstrated nanoparticles with a diameter size of 25nm. also in impregnate method. the xrd pattern was shown high crys...
an investigation into oral interaction in language classes: a conversation analytic point of view the aim of this thesis is to analyze the interaction between language teachers and students in english language institutes. this work is done in the context of yasuj city. learning another language, which is in most cases english, involves many variables. one of these variables is the linguistic...
One of the prominent fields in the health domain is the empowering and stabilizing families against difficulties. The purpose of the present study was to prediction the family resiliency based on family forgiveness and spirituality. The research method was descriptive and correlational. Statistical population consisted of all married teachers in Selseleh city in academic year of 2015-2016. The ...
Background: New organizational structures have changed rapidly, and progressive ladders have become short and flat, so human resources in the organization have faced various threats, including the career plateau. Lack of attention to ethical criteria as a double factor in the management process can be one of the causes of career plateau. Therefore, the present study attempted to design and expl...
The goal of this research was to extract criteria for evaluating technology leaders and it was conducted by mixed method. The research method was descriptive in the qualitative part and survey method in the quantitative part. The research was carried out in smart and semi-smart primary schools in Zanjan province in the academic year of 1398-99. Participants of the qualitative part were fifte...
PURPOSE This cross-sectional survey was conducted to describe the sexuality of Korean women after menopause using a national sample, and to examine relationships between the sexuality and demographic, body mass index, and life style factors including smoking, alcohol use, and physical activity. METHOD From Dec. 20, 1998 to April 30, 1999, 2196 naturally postmenopausal women aged between 41 an...
Background: Up to one third of early stage prostate cancer patients who underwent radical prostatectomy experienced disease progression. Different controls sampling methods applied in nested case-control studies, which searched for biomarkers that provide prognostic information and help understand disease progression mechanisms, have been adopted by researchers in different studies. Aims: Throu...
Flow-stratified sampling is a new method for sampling water quality constituents such as suspended sediment to estimate loads. As with selection-at-list-time (SALT) and time-stratified sampling, flow-stratified sampling is a statistical method requiring random sampling, and yielding unbiased estimates of load and variance. It can be used to estimate event yields or to estimate mean concentratio...
The goal of this research was to extract criteria for evaluating technology leaders and it was conducted by mixed method. The research method was descriptive in the qualitative part and survey method in the quantitative part. The research was carried out in smart and semi-smart primary schools in Zanjan province in the academic year of 1398-99. Participants of the qualitative part were fifte...
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