نتایج جستجو برای: test and pearson correlation coefficient with fisher
تعداد نتایج: 18467481 فیلتر نتایج به سال:
Antibiotic consumption and population density as a measure of crowding in the community were related to the prevalence of antibiotic resistance of three cities in three different countries: St Johns in Newfoundland (Canada), Athens in Greece and Groningen in The Netherlands. Antibiotic consumption was expressed in DDD (defined daily dose), as DID (DDD/1000 inhabitants/day) and as DSD (DDD/km(2)...
the present study was conducted to determine the association between social support and health-related qol (hrql) for a sample of 120 patients living with hiv/aids in tehran.eighty male and 40 female living with hiv referred to iranian aids research center at imam khomini hospital in tehran, iran in 2011 were randomly selected for assessment. data was collected by means of vaux's social support...
background: menstruation signs are among the most common disorders in adolescents and are influenced by various environmental and psychosocial factors. this study aimed to define the association between menstruation signs and anxiety, depression, and stress in school girls in mashhad in 2011-2012. materials and methods: this was a cross-sectional study on 407 high school girls in mashhad who we...
1. INTRODUCTION Many methodological studies depend on the product of two dependent correlation coefficients. For example, the product of two dependent correlation coefficients is needed in assessing the impact of a confounding variable on a regression coefficient (Frank, 2000). In the literature, there is an extensive research on the distribution of a single correla-but little on the distributi...
as far as bandura’s (1977) conceptualization of the sense of self-efficacy is concerned, it is argued to be context- and even task-specific, compared to other concepts like self-esteem (brown, 2000); therefore, upon the previous research studies, related theories and definitions, and the ideas and views obtained from the interviews conducted with the scholars, the current research study aimed a...
this study was an attempt to investigate the effect of using c-test passages on the reading comprehension and incidental vocabulary learning of iranian intermediate efl learners. the participants were 60 male efl learners at kish mehr institute in garmsar. in fact, there were two groups, an experimental group and a comparison group with 30 students in each. the participants were pretested throu...
In 2 Monte Carlo studies of fixed- and random-effects meta-analysis for correlations, A. P. Field (2001) ostensibly evaluated Hedges-Olkin-Vevea Fisher-z and Schmidt-Hunter Pearson-r estimators and tests in 120 conditions. Some authors have cited those results as evidence not to meta-analyze Fisher-z correlations, especially with heterogeneous correlation parameters. The present attempt to repl...
regarding the ever evolving and improving world on different aspects of knowledge, the need to a worldwide communication would emerge stronger than ever before which calls for special attention on the judgments and best choices for intermediating between the nations. as the language skills for translation are tested separately from translation skills themselves, to assess translation skills pro...
this study was designed to investigate the impacts of teachers self-disclosure on students foreign language classroom anxiety, attitude to english language learning and their achievement scores at the end of the term. there were 48 female learners of intermediate level. they were not randomly selected. there were one experimental group with 21 students and one control group with 27 students.the...
objectives: researchers have focused their attention on balance in the elderly because there is a significant correlation between balance and fall. therefore, it is very important to identify the factors that can affect elderly balance. the aim of this study was to investigate relation between sustained attention and balance in elderly. methods: this cross sectional study was conducted in 2013 ...
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