نتایج جستجو برای: pearson correlation coefficient and one

تعداد نتایج: 16949467  

2017
X. Wang B. Jiang J. S. Liu

Detecting dependence between two random variables is a fundamental problem. Although the Pearson correlation coefficient is effective for capturing linear dependence, it can be entirely powerless for detecting nonlinear and/or heteroscedastic patterns. We introduce a new measure, G-squared, to test whether two univariate random variables are independent and to measure the strength of their rela...

پایان نامه :دانشگاه امام رضا علیه اسلام - دانشکده ادبیات و زبانهای خارجی 1393

abstract this mixed method study examines whether there is any relationship among the variables of the study (job satisfaction, social capital and motivation). the researcher considered job satisfaction and social capital as independent variables; motivation is the dependent variable of the study. the researcher applied a questionnaire to assess each variable. to measure efl teachers’ job sati...

پایان نامه :0 1392

nowadays in trade and economic issues, prediction is proposed as the most important branch of science. existence of effective variables, caused various sectors of the economic and business executives to prefer having mechanisms which can be used in their decisions. in recent years, several advances have led to various challenges in the science of forecasting. economical managers in various fi...

Journal: :آموزش و اخلاق در پرستاری 0
حسین رستمی آزاد رحمانی

introduction: the nursing staff, compared to other professions, have less healthy work environment and always face a lot of job stress. the quality of the relationship between nurses and physicians has a significant impact on nurses. thus, the aim of the present study was to determine the correlation between job stress for nurses with professional communication between nurses and physicians. ma...

Journal: :Clinical chemistry 1990
D A Lacher

The correlation between delta differences for 20 serum chemistry tests was calculated for 2400 samples from 288 patients. There were 12 pairs of chemistry tests for which correlation coefficients of the delta checks exceeded 0.25; aspartate aminotransferase and alanine aminotransferase had the highest Pearson correlation coefficient, 0.915. The highest negative, indirect, correlation was betwee...

Journal: :تحقیقات نظام سلامت 0
نیره کثیری دولت آبادی دانشجوی کارشناسی ارشد، کمیته تحقیقات دانشجویی، گروه آموزش بهداشت و ارتقای سلامت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران پریسا حسینی کوکمری دانشجوی کارشناسی ارشد، گروه روان شناسی صنعتی، دانشگاه شهید چمران اهواز، اهواز، ایران غلامرضا شریفی راد استاد، گروه آموزش بهداشت و ارتقای سلامت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران اکبر حسن زاده مربی، مرکز تحقیقات امنیت غذایی، گروه آمار و اپیدمیولوژی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران حسین شهنازی دانشجوی دکتری، کمیته تحقیقات دانشجویی، گروه آموزش بهداشت و ارتقای سلامت، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

background: occupational stress occurs when job needs do not comply with the abilities, support, and needs of the employee. in addition to negatively affecting the physical and mental health of individuals, occupational stress can reduce their efficiency and productivity in organizations. this paper investigated the rate of job stress and its relation to absenteeism in workers. methods: in this...

2016
Pinakin Gunvant Davey Silverio D Alvarez Jessica Y Lee

PURPOSE To evaluate short-term repeatability, intereye correlation, and effect of ocular dominance on macular pigment optical density (MPOD) measurements obtained using the QuantifEye Heterochromatic Flicker Photometer. PATIENTS AND METHODS A total of 72 study participants were enrolled in this prospective, cross-sectional study. Participants underwent a comprehensive ocular evaluation, inclu...

Journal: :journal of basic research in medical sciences 0
iman mohammadi department of nursing, faculty of nursing and midwifery, ilam university of medical sciences, ilam, iran hamid thaghinejad department of nursing, faculty of nursing and midwifery, ilam university of medical sciences, ilam, iran zainab suhrabi department of nursing, faculty of nursing and midwifery, ilam university of medical sciences, ilam, iran hamed tavan department of nursing, faculty of nursing and midwifery, ilam university of medical sciences, ilam, iran

introduction: one of the most important problems in student's education is academic failure. identifying factors that affecting academic achievement and pay attention to these factors is a stride toward success. students' academic achievement and related factors have priority in education research. this study aimed to determine the relationship between learning study strategies and ac...

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