"Oh, they're very necessary things," Corwin says earnestly. "Statistics are all about likelihoods and probabilities, so there's always a chance your result it outside the norm through outside forces. So you need to be able to repeat them, and always show your work. So in order to be as transparent with your data as possible, you put them into tables that can be analyzed, with summaries at the ends. See, this here shows the mean if this column. The average. You know."