In one of my DWH POCs for Oracle’s Real World Performance Group we did see an unexpected drop of activity. The customer wanted to know why it happened. 162 more words
Tags » Skew
This week during my statistics classes’ final review time for their term final, I had a small idea I wish I’d had years ago.
Early in the course, we talked about means and medians as centers of data and how these values were nearly identical in roughly symmetric data sets. 448 more words