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Monthly Archives: March 2013
Introduction I am showing one of my sons how to use Excel pivot tables, so I am looking for good data analysis examples that illustrate the power of pivot tables. The election of a pope has put Catholicism in the … Continue reading
I have discussed the basic calculations behind firing "straight-running" torpedoes in other posts (here, here, and here). Youtube has a couple of interesting videos showing a basic mechanical torpedo fire control computer from World War 1. It is a nice … Continue reading
My brother called the other night and said that he was going to attend a live show with Kevin Kling, a well-known comedian we grew up with in Osseo, Minnesota. In my youth, Osseo was a small agricultural community on … Continue reading
Introduction I had a conversation with a customer recently who wanted to estimate the capacity and running time of their electronic systems when operating from batteries that are under various current load and temperature stresses. The battery manufacture had only … Continue reading
Introduction I am not getting any younger. As I age, I have come to realize that certain activities age me faster than others. For example, I have no doubt that sitting in meetings for hours every day has deleterious effects … Continue reading