Wilcoxon Signed-Rank

Calculates the Wilcoxon signed-rank statistics for dependent groups. The static w is calculated by building the difference between the two values of a pair and ranking them. The output will be the sum of ranks of positive differences (w+) and the sum of ranks of negative differences (w-) and the measures derived from that.

Options

Left column - Right column

You can define the test column pairs here. Every pair is used to perform a Wilcoxon signed-rank test separately.

Input Ports

The input data.

Output Ports

A row for each test.

Statistics of the selected columns.

Information about the calculated ranks.

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Workflows

• 02_​Example_​for_​Statistical_​Tests

Installation

To use this node in KNIME, install KNIME Statistics Nodes (Labs) from the following update site:

Developers

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