نتایج جستجو برای: stepwise factor analysis

تعداد نتایج: 3487318  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the ability of composing a coherent and extended piece of writing in second language is considered as a fundamental factor to convey information and ideas of learners through the academic issues. although learners may achieve a perfect academic writing skill through assigning the l2 tasks in content based instruction, but demonstration of their abilities may be related to their ability in l1 es...

2015
Yuan Liu Haifeng Zhang Ningxia Liang Weimin Fan Jun Li Zuhu Huang Zhijian Yin Zhijun Wu Jun Hu

BACKGROUND The exact pathogenic mechanism of knee osteoarthritis (OA) is still unknown. With the exception of clinical treatment to alleviate symptoms, or total knee replacement, there is currently no effective treatment method. Consequently, an in-depth etiological and epidemiological study of knee OA can provide clues for diagnosis, treatment and scientific research, and will ultimately have ...

خدارحم‏پور, زهرا , معتمدی, محمد ,

This study was conducted to investigate the genetic diversity of alfalfa genotypes by multivariate analyses using agronomic and morphological traits. For this purpose, 20 alfalfa genotypes with local control Baghdadi was considered as the first factor and three harvest was used as the second factor. This experiment was performed to split plot at the time in randomized complete block design with...

Journal: :iranian biomedical journal 0
حسین بهاروند hossein baharvand سیدمحمود هاشمی seyed mahmoud hashemi سعید کاظمی آشتیانی saeid kazemi ashtiani

background: human embryonic stem cells (hesc), which are derived from the inner cell mass of the blastocysts, have been considered to be pluripotent cells. in this study we examine the differentiating potential of hesc into hepatocytes by characterization of the expression of endoderm and liver-specific genes. methods: hesc were cultivated in suspension to form aggregates, the embryoid bodies. ...

Journal: :Journal of Systems and Software 1985

Journal: :فصلنامه رفاه اجتماعی 0
حمید سپهردوست h sepehrdoust

objective: health and medicare issue plays a vital role in socio-economic life of the people in any society. that is why most of the economic planners expect much more from public health sector, including creating jobs, revenues and healthy social opportunities in addition to basic health necessities. the main objective of the present study is to measure the level of development of different pr...

Journal: :iranian journal of psychiatry 0
shahrum vahedi department of psychology, university of tabriz, tabriz, iran. farahman farrokhi ali mahdavi samad moradi

the present study aimed at validating the structure of career decision-making difficulties questionnaire (cddq).five hundred and eleven undergraduate students took part in this research; from these participants, 63 males and 200 females took part in the first study, and 63 males and 185 females completed the survey for the second study.the results of exploratory factor analysis (efa) indicated ...

Journal: :medical journal of islamic republic of iran 0
arezoo yari kurdistan research center for social determinants of health (krsdh),kurdistan university of medical sciences, sanandaj, iran. haidar nadrian department of health education and promotion, school of health and health research institute, tehran university of medical sciences, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) hamideh rashidian school of health, kerman university of medical sciences, kerman, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمان (kerman university of medical sciences) saharnaz nedjat department of epidemiology and biostatistics, school of health, knowledge utilization researchcenter, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) nader esmaeilnasab school of medicine, kurdistan university of medical sciences, kurdistan, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی کردستان (kordestan university of medical sciences) rajabali doroudi school of health and health research institute, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

background: the aim of this study was to investigate the psychometric properties of social capital questionnaire (scq) developed by onyx and bullen (2000) among a sample of medical science students in tehran university of medical sciences, iran and to compare the factor analysis with findings from two previous studies in australia and the united states. methods: multistage cluster sampling was ...

Journal: :journal of chemical health risks 0
tahereh bagherpour hairul anuar hashim

a valid questionnaire is a precursor to a sound measurement process. this study examined the psychometric properties of the persian version of the revised competitive state anxiety inventory – 2 (csai-2r). a total of 131 female taekwondo athletes (mean age =12.37 ± 2.52) from damghan completed csai-2r at competition venues. confirmatory factor analysis was used to analyze the structure of csai-...

Journal: :Deutsches Aerzteblatt Online 2017

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