If you work in consulting or some other profession that requires you to analyze data, sooner or later, you'll need to build a histogram.  This is because the histograms is one of the most effective methods to visualize and understand a data set.  Averages, sums, and counts are calculations that only tell you part of ... Continue Reading >>
Checking for errors in your Excel files is always a pain.  It's generally a very manual process that takes a lot of time, with a certain level of ambiguity regarding your return on investment - you could spend hours checking for issues in your Excel file, find nothing wrong, and your only tangible benefit is ... Continue Reading >>
While cold calling is practice that most students dread, from a teacher’s perspective, it’s an effective way to encourage students to prepare for and participate in class. We’ve all been on the wrong side of this situation at least once in our lives, coming to class completely unprepared.  And the natural thing to do when Continue Reading >>
The key to preparing for behavioral interview questions is to ensure that you have proper coverage for all of the core behavioral question types.  To put it another way, you want to make sure that you have a story that applies to every question your interviewer might ask.  What you really want to avoid is ... Continue Reading >>

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