5222 search results for "git"

What Do the Odds Say? Buy Stocks Begin of Year?

January 21, 2014
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At some point in 2013, I read (can’t remember where) that 2012 was a rare year for the S&P 500  where no day’s closing  price was lower than the closing price  for the first day.  So if you bought on the first day of 2012, you never had a loss for the entire year.  Well, the same thing happened...

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Fun with the Raspberry Pi

January 21, 2014
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Fun with the Raspberry Pi

Since Christmas I have been playing around with a Raspberry Pi. It is certainly not the fastest computer, but what a great little toy! Here are a few experiences and online resources that I found helpful. SetupInitially I connected the Raspberry Pi via HDMI to a TV; together with keyboard, mouse and an old USB Wifi adapter....

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analyze the national survey of oaa participants (nps) with r

January 21, 2014
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the united states administration on aging (aoa) spends about a billion dollars on community services and meals for elderly americans every year.  enacted as part of lyndon johnson's great society program, title iii of the older americans act funds...

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Bayesian First Aid: Binomial Test

January 20, 2014
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Bayesian First Aid: Binomial Test

The binomial test is arguably the conceptually simplest of all statistical tests: It has only one parameter and an easy to understand distribution for the data. When introducing null hypothesis significance testing it is puzzling that the binomial test is not the first example of a test but sometimes is introduced long after the t-test and the ANOVA...

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Fast-track publishing using knitr: stitching it together (part V)

January 20, 2014
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Fast-track publishing using knitr: stitching it together (part V)

Fast-track publishing using knitr is a short series on how I use knitr to speedup publishing in my research. There has been plenty of feedback and interest for the series, and in this post I would like to provide (1) a brief summary and (2) an example showing how to put all the pieces together. [caption id="attachment_1094"...

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AMPLab Announces Developer Preview of SparkR

January 20, 2014
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The team at AMPLab has announced a developer preview of SparkR, an R package enabling R users to run jobs on an Apache Spark cluster. Spark is an open source project that supports distributed in-memory computing for advanced analytics, such as fast queries, machine learning, streaming analytics and graph engines. Spark works with every data format supported in Hadoop,...

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RProtoBuf 0.4.0: A whole lot of goodies and Windoze support

January 20, 2014
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A new major release 0.4.0 of RProtoBuf, is now on CRAN. RProtoBuf provides GNU R bindings for the Google Protocol Buffers ("Protobuf") data encoding library used and released by Google, and deployed as a language and operating-system agnostic proto...

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Statistics meets rhetoric: A text analysis of "I Have a Dream" in R

January 20, 2014
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Statistics meets rhetoric: A text analysis of "I Have a Dream" in R

This article was first published on analyze stuff. It has been contributed to Anything but R-bitrary as the second article in its introductory series.By Max Ghenis Today, we celebrate the would-be 85th birthday of Martin Luther King, Jr., a man remembered for pioneering the civil rights movement through his courage, moral leadership, and oratory prowess. This post...

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Statistics meets rhetoric: A text analysis of “I Have a Dream” in R

January 20, 2014
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Statistics meets rhetoric: A text analysis of “I Have a Dream” in R

Today, we celebrate the would-be 85th birthday of Martin Luther King, Jr., a man remembered for pioneering the civil rights movement through his courage, moral leadership, and oratory prowess. This post focuses on his most famous speech, I Have a Dream given on the steps of the Lincoln Memorial to over...

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Why I Think Atletico De Madrid Will Win 2013/14 Spanish Liga Of Football

January 20, 2014
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Why I Think Atletico De Madrid Will Win 2013/14 Spanish Liga Of Football

Prediction is difficult, especially of the future (Mark Twain) Let me start with two important premises. First of all, I am not into football so I do not support any team. Second, this post is just an opinion based on mathematics but football, as all of you know, is not an exact science. Football is

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