Tag Archives: math

Project Euler Common Lisp Helper Functions

Posted on February 18, 2012 by Daniel

Project Euler is a site that has math problems that can be solved with the assistance of a computer program (solving the problems without programming would take an unreasonable amount of time). The problems are fun and they are a … Continue reading →

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5/21/2011 Quote of the Day – Why Study Math?

Posted on May 21, 2011 by Daniel

I just came across the following video from WeUseMath.org. The site aims to answer the question “When will I use math?” Today’s quote of the day is from David Bailey (at 4:52 in the video). It’s worth doing. It’s something that, I’ve … Continue reading →

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Intuitive Interpretation of the Presence of the Combination Formula in Solutions to Problems that are Seemingly Unrelated to Combinations

Posted on May 20, 2011 by Daniel

This post will give an intuitive interpretation of the presence of the combination formula (which equals the binomial coefficient) in math problem solutions and probability distributions that are seemingly unrelated to combinations. For example, the binomial coefficient shows up in the probability mass … Continue reading →

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Installing Your Own Personal WeBWork Server, Part IV

Posted on May 19, 2011 by Daniel

Part I | Part II | Part III | Part IV This series of posts covers the installation of WeBWork. This post, Part IV of the series, will cover how to configure your WeBWork server so that you can access the 20,000 freely available … Continue reading →

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Predicting Y When the Dependent Variable is a Transformation of Y

Posted on May 18, 2011 by Daniel

I am going to try to start posting more frequently. This post covers topics that I’ve been thinking about lately, including model estimation with ordinary least squares (OLS) and forecasting when OLS is used to fit a statistical model with … Continue reading →

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Probability Distributions Reference Table

Posted on March 28, 2011 by Daniel

Table Description I have uploaded a reference table that I created with common probability distributions. Although the same formulas and similar descriptions can be obtained on Wikipedia, I find it useful to have the information contained on one table. The … Continue reading →

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Installing Your Own Personal WeBWork Server, Part III

Posted on January 31, 2011 by Daniel

Part I | Part II | Part III | Part IV This series of posts covers the installation of WeBWork. This post, Part III of the series, has instructions for installing Ubuntu and WeBWork within VirtualBox. Creating a New Virtual Machine The … Continue reading →

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Installing Your Own Personal WeBWork Server, Part II

Posted on January 27, 2011 by Daniel

Part I | Part II | Part III | Part IV This series of posts covers the installation of WeBWork. This post, Part II of the series, has instructions for installing VirtualBox. Although I am using Windows 7, the instructions … Continue reading →

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Installing Your Own Personal WeBWork Server, Part I

Posted on January 27, 2011 by Daniel

Part I | Part II | Part III | Part IV This series of posts will give step-by-step instructions on installing your own WeBWork server. WeBWork is an open source, freely available homework system. It is used by many colleges, and … Continue reading →

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