Perform k-means clustering on the accompanying data set. Use variables x 4 , x 5 , x

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Perform k-means clustering on the accompanying data set. Use variables x4, x5, x6, and x7, standardized to z-scores, in the analysis. 

a. Specify the k value as 2 and plot the cluster membership using the cluster and silhouette plots. What is the average silhouette width? 

b. Specify the k value as 3 and plot the cluster membership using the cluster and silhouette plots. What is the average silhouette width? 

c. Specify the k value as 4 and plot the cluster membership using the cluster and silhouette plots. What is the average silhouette width?

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Business Analytics Communicating With Numbers

ISBN: 9781260785005

1st Edition

Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen

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