Statistics Slam Dunk

3 Segmentation analysis

This chapter covers

• Loading packages with c() and lapply()
• Visualizing means and medians with bar charts
• Creating Sankey diagrams
• Computing expected values
• Performing a hierarchical clustering
• Creating and understanding dendrograms

In the previous chapter, we introduced several methods by which we can and should explore a data set as a prerequisite to conducting any statistical tests or performing specialized analysis. No doubt, the most significant finding from our analysis in chapter 2 is that, by and large, players who have the most productive professional careers were selected high in the first round of the NBA draft, whereas players who have modest careers, or even worse, were usually picked later in the first round—at ...