Publications by 0utlieR
Beginne..R 1.0
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 ago, when I made the switch to Linux (PCLinux at first then Mint). As part of my pr...
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Statistics.com Review
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 understand how I am critiquing the courses I took, I have been teaching myself R for the past 2...
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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 light weight and simple note taking program that will work on Windows, Mac and Linux ...
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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, chi^2, and others, but rarely a z-test.The z-test has the burden of needing the population...
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A Christmas Miracle
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 banks with the Feds during one of the worse and unusual times in US financial history. A...
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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 2007-2009.Like so many data sets there are some data clean up challenges. The first is ...
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Great Circles, Black Holes, and Community Events Part 1 of 3
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 higher the gravity.I...
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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...
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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 from. Instead of 2 major citie...
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Spring Cleaning Data: 1of 6- Downloading the Data & Opening Excel Files
With spring in the air, I thought it would be fun to do a series on (spring) cleaning data. The posts will follow my efforts to to download the data, import into R, cleaned it up, merge the different files, add columns of information created, and then a master file exported. During the process I will be offering at times different way...
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