医学
序数数据
顺序量表
考试(生物学)
统计假设检验
统计分析
统计
区间(图论)
数学
生物
组合数学
古生物学
标识
DOI:10.1016/j.bjoms.2007.09.002
摘要
This paper explains how to select the correct statistical test for a research project, clinical trial, or other investigation. The first step is to decide in what scale of measurement your data are as this will affect your decision-nominal, ordinal, or interval. The next stage is to consider the purpose of the analysis-for example, are you comparing independent or paired groups? Several statistical tests are discussed with an explanation of when it is appropriate to use each one; relevant examples of each are provided. If an incorrect test is used, then invalid results and misleading conclusions may be drawn from the study.
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