This article describes how to perform the Wilcoxon signedrank test to assess whether the median of the sample is equal to a specified value.
Requirements
A Displayr document with a data set.
Method
 Go to Anything > Advanced Analysis > Test > Nonparametric > Single Sample Wilcoxon Test.
 Specify the variable to use under Inputs > Variable in the object inspector.
OPTIONAL: You can adjust the following settings to modify your output:
 Null hypothesis: mu=  Median of the variable, as assumed under the null hypothesis.
 Alternative hypothesis  Use a twosided or onesided test.
 Type of test  Method by which the pvalue is computed.

Output
 Summary  Shows a nicely formatted table of the test results (default).
 R  The original textbased output from the wilcox.test function.
 Variable names  Display Variable Names in the output, instead of Variable Labels.
 More decimal places  Display numeric values with 8 decimal places.
Next
How to Perform Paired Samples Wilcoxon Test
How to Perform TwoSample Wilcoxon Rank Sum Test