نتایج جستجو برای: population mean of family
تعداد نتایج: 21251063 فیلتر نتایج به سال:
Background Cystic fibrosis (CF) is the most prevalent lethal chronic genetic and multivariate disease, widespread in Iranian population. The aim of this study was to evaluate the condition of patients with CF from various dimensions in the last decades in Iran.<b...
Introduction: The family is the basic pillar of society and the main center of human growth and excellence. The formation of this sacred institution is due to the marital bond between a man and a woman. Satisfaction with married life will mean satisfaction with the family and satisfaction with the family will mean satisfaction with the lives of men and women. Method: The research method wa...
Introduction: The family is the basic pillar of society and the main center of human growth and excellence. The formation of this sacred institution is due to the marital bond between a man and a woman. Satisfaction with married life will mean satisfaction with the family and satisfaction with the family will mean satisfaction with the lives of men and women. Method: The research method wa...
کنترل جمعیت، که معمولاً در سطح کلان اجتماعی مطرح می شود، گونه ای از سیاست جمعیتی است که با در نظر گرفتن امکانات اقتصادی و طبیعی کشور و جامعه، در پی کاهش جمعیت می باشد. سیاست تنظیم خانواده نیز به مجموعه ای از تدابیر و برنامه ها اطلاق می شود که به خانواده اجازه و امکان می دهد تا تعداد معینی از اولاد را دارا باشند. بر این اساس، برنامه ریزان مسایل اقتصادی و اجتماعی تلاش می کنند تا رشد جمعیت را با تو...
We consider the problem of estimating the finite population mean in two phase sampling when some information on auxiliary attributes is available. It is shown that the proposed estimator is more efficient than the usual mean estimator, the S. Bahl and R.K. Tuteja (Ratio and product type exponential estimators, Information and Optimization Sciences 12 (1), 159–163, 1991) estimator and a family o...
Fish sampling was conducted to evaluate the species diversity of fish in 4 stations in Sanandaj Azad dam ecosystem seasonally from summer of 2017 to spring of 2018. A total of 1057 fish were caught in 12 species, of which more than 80% were caught in the lake behind the dam. The Cyprinidae family had 11 species with the most species diversity and only Sasanidus kermanshahensis belonged to the N...
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