Teaser: simple word clustering

In the next chapter, we cover some miscellaneous (yet very important) text mining subjects including:

For now, let's simply create a new visual called a dendrogram from our coffee_tweets. The next chapter will explain it in detail.

This exercise is part of the course

Text Mining with Bag-of-Words in R

A hierarchical cluster object, hc, has been created for you from the coffee tweets.

Create a dendrogram using plot() on hc.

Have a go at this exercise by completing this sample code.

# Plot a dendrogram
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