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Exercise

What is an xts object?

There are many different types of objects in R. With a variety of different features, each has a unique purpose. Some classes inherit behavior from their parents, allowing for custom extensions to existing and well-understood R objects. This makes it easy to adapt existing code to new functionality.

It is for this reason that xts extends the popular zoo class. Knowing this, and what you have seen so far, which of these statements is true?

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50 XP
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