Search results with tag "Wilcoxon signed rank"
Statistics: 2.3 The Mann-Whitney U Test - statstutor
www.statstutor.ac.ukNote that the Mann-Whitney U test is statistically equivalent to the Wilcoxon rank sum test (not to be confused with the Wilcoxon signed rank sum test, which is for paired data). Example: The following data shows the age at diagnosis of type II diabetes in young adults. Is the age at diagnosis different for males and females? Males: 19 22 16 29 24
Statistics: 2.1 The sign test - www.statstutor.ac.uk
statstutor.ac.ukt-test or c) for ordered categorial data where a numerical scale is inappropriate but where it is possible to rank the observations. (Note that the Wilcoxon Signed Rank Sum Test is also appropriate in these situations and is a more powerful test than the sign test.) 2 Procedure for carrying out the sign test The observations in a sample of size ...
Types of Statistical Tests - University of Phoenix
research.phoenix.edu• What to use if assumptions are not met: Wilcoxon Signed Rank Test. One-way ANOVA (Analysis of Variance) • Measures: • Dependent (continuous) • Independent (categorical, at least 3 categories) • When to use: When assessing means between 3 or more groups • Assumptions: