Not all R functions need a robust data set to be useful for statistical work. For example, how many ways can you select a committee of 4 people from a group of 15? You can pull out your calculator ...

Notice the data display in the upper right, which is quite convenient. The power of R is illustrated by the deceptively simple calls in Figure 3 to do statistical analysis. For example ...

It doesn't involve a single metric; instead, it is a method of analyzing a range of financial data ... analysis of other information to obtain a broader picture of a company's financial health ...