Type I and type II errors exist in public health practice too
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چکیده
منابع مشابه
Demystifying Type I and Type II Errors
2010;31;209 Pediatrics in Review Jacky M. Jennings and Erica Sibinga Research and Statistics : Demystifying Type I and Type II Errors http://pedsinreview.aappublications.org/content/31/5/209 located on the World Wide Web at: The online version of this article, along with updated information and services, is http://pedsinreview.aappublications.org/content/suppl/2010/06/23/31.5.209.DC1.html Data ...
متن کاملUnderstanding Type I and Type II Errors
• Type I error, also known as a “false positive”: the error of rejecting a null hypothesis when it is actually true. In other words, this is the error of accepting an alternative hypothesis (the real hypothesis of interest) when the results can be attributed to chance. Plainly speaking, it occurs when we are observing a difference when in truth there is none (or more specifically no statistical...
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Drawing on recent, critical work dealing with culture theory, ethnicity, and multiculturalism, this article seeks to address the nexus between conflict resolution theory and practice and aims primarily to contribute to the work of practitioners functioning as third parties and intervenors in intercultural and interethnic conflicts and disputes. Two conceptions of culture are proposed and analyz...
متن کاملPrimer on type I and type II errors.
Effective Clinical Practice January/February 1999 Volume 2 Number 1 45 Statistical tests are tools that help us assess the role of chance as an explanation of patterns observed in data.* The most common “pattern” of interest is how two groups compare in terms of a single outcome. After a statistical test is performed, investigators (and readers) can arrive at one of two conclusions: 1) The patt...
متن کاملHypothesis testing, type I and type II errors
Hypothesis testing is an important activity of empirical research and evidence-based medicine. A well worked up hypothesis is half the answer to the research question. For this, both knowledge of the subject derived from extensive review of the literature and working knowledge of basic statistical concepts are desirable. The present paper discusses the methods of working up a good hypothesis an...
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ژورنال
عنوان ژورنال: Journal of Epidemiology & Community Health
سال: 2003
ISSN: 0143-005X
DOI: 10.1136/jech.57.12.918-a