Choosing Statistical Tests

doi:https://doi.org/10.3238/arztebl.2010.0343

Open AccessArticle10.3238/arztebl.2010.0343

Choosing Statistical Tests

Jean‐Baptist du Prel,Bernd Röhrig,Gerhard Hommel,Maria Blettner-2010-05-14-Deutsches Ärzteblatt international

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TL;DRAbstract

Readers who are acquainted not just with descriptive methods, but also with Pearson's chi-square test, Fisher's exact test, and Student's t test will be able to interpret a large proportion of medical research articles. Criteria are presented for choosing the proper statistical test to be used out of the most frequently applied tests. An algorithm and a table are provided to facilitate the selection of the appropriate test.

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Readers who are acquainted not just with descriptive methods, but also with Pearson's chi-square test, Fisher's exact test, and Student's t test will be able to interpret a large proportion of medical research articles. Criteria are presented for choosing the proper statistical test to be used out of the most frequently applied tests. An algorithm and a table are provided to facilitate the selection of the appropriate test.

Keywords

Test (biology)Statistical hypothesis testingStatistical inferenceStatisticsExact testMedicineComputer scienceSelection (genetic algorithm)

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