To see how to complete the launch window for this example, see step 1 to step 15 in the example Multiple Table Format. Otherwise, follow the instructions below.
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Click the green triangle next to the Choice script.
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Click the Choice Model red triangle and select Save Gradients by Subject.
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Click the green triangle next to the Hierarchical Cluster script.
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Figure 5.34 Dendrogram of Subject Clusters for Pizza Data
The script runs a hierarchical cluster analysis on all columns in the gradient table, except for Subject. Click on either diamond to see that the rows have been placed into three clusters.
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A new column called Cluster is added to the data table containing the gradients. Each subject has been assigned a Cluster value that is associated with other subjects having similar gradient forces. See Hierarchical Cluster in the Multivariate Methods book for a discussion of other Hierarchical Clustering options.
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Select all columns except Subject and Cluster. Right-click on the selected columns and select Delete Columns.
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The cluster information is merged into the Subject data table. The columns in the Subject data table are now Subject, Gender, and Cluster, as shown in Figure 5.35.
Figure 5.35 Subject Data with Cluster Column
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Click OK.
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Figure 5.36 Contingency Analysis of Gender by Cluster