November 2013
Beginner to intermediate
288 pages
9h 3m
English
Content preview from Decision Analytics: Microsoft® Excel®Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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9. Cluster Analysis: Further Issues
Chapter 8, “Cluster Analysis: The Basics,” covers some introductory aspects of cluster analysis and discusses two fundamentally different approaches: linkage or hierarchical methods, and centroid distances methods, particularly the popular k-means procedures. The focus in Chapter 8 is on the mechanics of each approach.
This chapter focuses exclusively on the k-means approach. An Excel workbook named Kmeans Cluster Analysis.xls accompanies this chapter, and it contains code that performs a k-means analysis on data that you supply. The first portion of this chapter walks you through the steps involved in using the workbook ...
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