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Kruskal-Wallis Test

KNIME Statistic Nodes (Labs) version 4.0.0.v201905311239 by KNIME AG, Zurich, Switzerland

The non-parametric independent Kruskal-Wallis-Test tests if several groups with ordinal attributes are statistically different of each other. For details see: Kruskal-Wallis-Test on Wikipedia .

Options

Test Column
Column containing the test-data.
Group Column
Column containing group information.
Missing Value Strategy
Determine a strategy how missing values and Double.NaN values are treated.
  • Fixed: Missing values will be replaced with Double.NaN.
  • Failed: Exception is thrown and node will not finish execution.
  • Maximal: Missing values are considered to be maximal in the ranking.
  • Minimal: Missing values are considered to be minimal in the ranking.

Input Ports

The Input

Output Ports

Statistics of Kruskal-Wallis Test

Best Friends (Incoming)

Best Friends (Outgoing)

Workflows

Installation

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

KNIME 4.0
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