نتایج جستجو برای: confidence level
تعداد نتایج: 1220734 فیلتر نتایج به سال:
Today, the speed of change in the areas of technology, software and hardware, market knowledge and even the political economy of countries on the one hand and as well as the initiative with the speed of action in business areas has made companies face the challenge, it has become the era of competition today, which contributes to the extent to which a company achieves its own goals based on exp...
background: mental disorders may lead to several complications in adolescents’ people whose compensation is very difficult and sometime impossible. they are prone to emotional problems. therefore, knowing prevalence of diseases and valid statistical technique is necessary to plan for prevention and control of diseases. methods: in this cross-sectional study; direct, synthetic, and post-stratifi...
اثر برخی ویژگیهای خاک بر تولید رواناب و هدررفت خاک در اراضی کشاورزی حوزه آبخیز چهلچای استان گلستان
Soil erosion is one of the most important factors affecting soil quantity and quality and is environmental problems in developing countries like Iran. It can have deteriorating effects on ecosystems. This research was carried out in farm lands of the Chehel-Chai watershed, Golestan province to investigate the effect of soil properties on runoff and soil loss. Runoff and soil loss were measured ...
background : this study evaluated the role of family history of cancer and gynecologic factors in relation to the etiology of ovarian cancer in a low socioeconomic population in iran. methods : from 2007-2009 we conducted a screening program on women with insurance coverage provided by the imam khomeini relief foundation. a total of 26788 women participated in this study of whom 76 cases had ov...
Objective Mothers with a history of infertility may experience parenting difficulties and challenges. This study was conducted to investigate the role of residential early parenting services in increasing parenting confidence in mothers with a history of infertility. MaterialsAndMethods This was a retrospective chart review study using the quantitative data from the clients attending the Karita...
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