نتایج جستجو برای: one or a bad
تعداد نتایج: 13915838 فیلتر نتایج به سال:
the main objective in sampling is to select a sample from a population in order to estimate some unknown population parameter, usually a total or a mean of some interesting variable. a simple way to take a sample of size n is to let all the possible samples have the same probability of being selected. this is called simple random sampling and then all units have the same probability of being ch...
Planting trees is popular, widely accepted and supported, resulting with many initiatives commitments around the globe. At same time, planting questioned more receive a lot of criticism. In this paper we consider arguments both sides discuss them using scientific evidence. Determination restoration opportunities needs requires intention to existing ecosystems their use. Commitments expectations...
the concepts of similarity and dissimilarity have been the interest of many researchers. basically, in the studies the similarity between two objects or phenomena, has been discussed. in this thesis, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-similarity in our terminology, is desired. later we will extend our definitions and propos...
in many countries around the world, including iran, obesity is reaching epidemic proportions. doctors have recently taken, or expressed support for, an extreme ‘personal responsibility for health’ policy against obesity: refusing services to obese patients. this policy may initially seem to improve patients’ incentives to fight obesity. but turning access to medical services into a benefit depe...
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