Blog Archives

Great Circles, Black Holes, and Community Events Part 3 of 3

September 14, 2012
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Great Circles, Black Holes, and Community Events Part 3 of 3

The second community event is the Soldier Hollow Junior Olympics (SoHo), again found in the Heber Valley area. Building upon the previous posts (part 1 and part 2) this one will show an event that has more people coming from greater distance. Take the bar charts for the number of participants and the cities they are...

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Great Circles, Black Holes, and Community Events Part 2 of 3

September 12, 2012
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Great Circles, Black Holes, and Community Events Part 2 of 3

This post will examine the Heber Valley Railroad, a small town tourist attraction using event gravitational pull. Using the information from part 1 the two factors associated with the events gravity, the number of participants, and the distance they traveled. The number of participants can be shown using bar charts, histograms, and summary tables. The distance traveled...

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Great Circles, Black Holes, and Community Events Part 1 of 3

September 10, 2012
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About 8 years ago, I was sitting in class listening to a guest lecturer talk about how community events can be described like celestial bodies with their own gravity, where the size and importance of the event would attract more people, from farther away. Much like a black hole, where the bigger the mass of the black hole the...

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Fed Loan Data Part 1

December 27, 2011
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Fed Loan Data Part 1

This is the start of analyzing the Federal Reserve and Banking data mentioned in my "A Christmas Miracle". The file is a combination of summary data and actual data from each of the 400+ banks that recieved funds from the Federal Reserve during 2007-20...

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A Christmas Miracle

December 23, 2011
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Data files on 407 banks, between the dates of 2007 to 2009, on the daily borrowing with the US Federal Reserve bank. The data sets are available from Bloomberg at this address data This is an unprecedented look into the day-to-day transactions of ...

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Z-Tests: Should we even bother?

August 23, 2011
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Z-Tests: Should we even bother?

Should statistical teachers continue to teach z-tests?vote:  save z-test, or stop z-testLooking at textbooks, articles and general research I cannot remember the last time I saw someone use a z-test in a study. I have seen many a t-test, ANOVA, ch...

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Tomboy Notes: Personal R Help File

August 3, 2011
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Tomboy Notes: Personal R Help File

When learning R it is helpful to have your own personal help file. One you create for yourself, with the notes, links, and language you understand (sometimes the help files are not very helpful). Let me introduce you to Tomboy Notes.Tomboy Notes is a l...

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Statistics.com Review

June 20, 2011
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Disclaimer: All prices and classes are approximate and should be confirmed at www.statistics.com as they can change. A comment from my previous post asked me about the experience I had in taking courses from statistics.com (www.statistics.com). To help...

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Beginne..R 1.0

May 26, 2011
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Opening this blog is a step in a long journey of discovery, learning and frustration. To begin with I would consider myself a beginner R user, I am getting better, but I am not about to write a package any time soon. I started using R about three years...

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Beginne..R 1.0

May 26, 2011
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Opening this blog is a step in a long journey of discovery, learning and frustration. To begin with I would consider myself a beginner R user, I am getting better, but I am not about to write a package any time soon. I started using R about three years...

Read more »