MACHOs in M 31? Absence of evidence but not evidence of absence
نویسندگان
چکیده
منابع مشابه
Absence of evidence is not evidence of absence.
Randomized controlled clinical trials are conducted to determine whether differences of clinical importance exist between selected treatment regimens. When statistical analysis of the study data finds a P value greater than 5%, it is convention to deem the assessed difference nonsignificant. Just because convention dictates that such study findings be termed nonsignificant, or negative, howev...
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در این تحقیق به مطالعه وجود انتخاب نامساعد(کژ گزینی) در بازار بیمه درمان تکمیلی ایران پرداخته شده است. داده های مورد نیاز توسط پرسشنامه و به روش نمونه گیری خوشه ای جمع آوری شده است. پرسشنامه ها در میان افراد شاغل ساکن شهر تهران توریع شد. در این تحقیق با استفاده از تخمین دو مدل لجستیک و به دست آوردن ضریب همبستگی میان تقاضای بیمه درمان تکمیلی و رخداد خسارت به بررسی موضوع مورد نظر پرداخته شده است....
15 صفحه اولAbsence of Evidence and Evidence of Absence
―Absence of evidence isn’t evidence of absence‖ is a slogan that is popular among scientists and nonscientists alike. This paper assesses its truth by using a probabilistic tool, the Law of Likelihood. Qualitative questions (―Is E evidence about H?‖) and quantitative questions (―How much evidence does E provide about H?‖) are both considered. The paper discusses the example of fossil intermedia...
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It is with great interest that we read the recent systematic review by BELL et al. [1] concerning the effects of oxygen therapy on dyspnoea and exercise capacity in patients with interstitial lung disease (ILD). The authors report that, while supplemental oxygen increases exercise capacity, it does not improve dyspnoea. Overall, this is a well-executed systematic review that accurately reflects...
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1838 When the populations of two species oscillate together, it's a good bet that they are tightly coupled ecologically. Most often, these oscillations occur between predator and prey (or a pathogen and its host), as demonstrated by the famous case of the Canadian lynx and snowshoe hare, documented in the trapping records of the Hudson's Bay Company. This makes sense—as the predator depletes th...
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ژورنال
عنوان ژورنال: Astronomy & Astrophysics
سال: 2006
ISSN: 0004-6361,1432-0746
DOI: 10.1051/0004-6361:20053812