Spss Mann Whitney U. I perform and interpret a mann whitney u test in spss. Spss mann whitney test output descriptive statistics the mann whitney test basically replaces all scores with their rank numbers.
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Unlike the independent samples t test the mann whitney u test allows you to draw different conclusions about your data depending on the assumptions you make about your data s distribution. The independent variable has only two levels. I describe how to run the analysis and interpret the output.
Mann whitney u mann whitney u is used to compare two independent groups on an ordinal outcome the mann whitney u test is employed to answer research questions that compare two independent groups on an ordinal outcome.
The dependent variable must be as least ordinally scaled. The independent variable has only two levels. Spss mann whitney test output descriptive statistics the mann whitney test basically replaces all scores with their rank numbers. Spss statistics output and interpretation.
