Chapter 1, RefresheR, reviews the aspects of R that subsequent chapters will assume knowledge of. Here, we learn the basics of R syntax, learn of R's major data structures, write functions, load data, and install packages.
Chapter 2, The Shape of Data, discusses univariate data. We learn about different data types, how to describe univariate data, and how to visualize the shape of this data.
Chapter 3, Describing Relationships, covers multivariate data. In particular, we learn about the three main classes of bivariate relationships and learn how to describe them.
Chapter 4, Probability, kicks off a new unit by laying its foundations. We learn about basic probability theory, Bayes' theorem, and probability distributions. ...