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STATISTICAL PAGES
Year : 2015  |  Volume : 1  |  Issue : 2  |  Page : 185-188

Commonly used t-tests in medical research


Department of Biostatistics, All India Institute of Medical Sciences, New Delhi, India

Correspondence Address:
Dr. R M Pandey
Department of Biostatistics, All India Institute of Medical Sciences, New Delhi
India
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Source of Support: None, Conflict of Interest: None


DOI: 10.4103/2395-5414.166321

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Student's t-test is a method of testing hypotheses about the mean of a small sample drawn from a normally distributed population when the population standard deviation is unknown. In 1908 William Sealy Gosset, an Englishman publishing under the pseudonym Student, developed the t-test. This article discusses the types of T test and shows a simple way of doing a T test.


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