One sample Wilcoxon signed-rank test in SPSS - calculation and interpretation

The one sample Wilcoxon signed rank test is a non-parametric statistical method that is calculated in place of the one-sample t-test when the data is not normally distributed. This test is used to assess whether the median of the sample is different to a previously known standard value, such as a theoretical value or a population median.
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For example:
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I have 51 observations and want to test the median age of the sample against a ficticious population median of 30. Formulated differently: is the median age in my sample significantly different from 30?


Video contents:
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I'll show how to conduct the one sample Wilcoxon signed-rank-test and interpret the results using SPSS.


Calculating the required sample size:
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🎥    • One sample Wilcoxon signed rank-test ...  


⏰ Timestamps:
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0:00 Introduction
0:11 Requirements
0:23 Example
0:35 Calculation of the one sample Wilcoxon-signed rank test
1:24 Interpreting the results of the one sample Wilcoxon signed-rank test


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