1952 search results for "tutorial"

BMS and the Fixed Effects Estimator – A Tutorial

This tutorial illustrates how to use Bayesian Model Averaging (BMA) with panel data using the R package BMS.Contents Introduction Fixed Effects Estimation by Demeaning the Data Fixed Effects Estimation with Dummy Variables Bibliography Downloads A ...

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TreeBASE in R: a first tutorial

May 16, 2011
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TreeBASE in R: a first tutorial

My TreeBASE R package is essentially functional now.  Here’s a quick tutorial on the kinds of things it can do.  Grab the treebase package here, install and load the library into R. TreeBASE provides two APIs to query the database, one which searches by the metadata associated with different publications (called OAI-PMH), and another which

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R Tutorial: Add confidence intervals to dotchart

May 15, 2011
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R Tutorial:  Add confidence intervals to dotchart

Recently I was working on a data visualization project.  I wanted to visualize summary statistics by category of the data.  Specifically I wanted to see a simple dispersion of data with confidence intervals for each category of data. R i...

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Merging Data Video Tutorial

April 25, 2011
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Merging Data Video Tutorial

Here's a video tutorial where I walk through some code that does what the previous post describes.The FRED data is used extensively for macroeconomics. You might these data useful for joining in graph fights in the blogosphere.

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CoKriging with gstat – Videotutorial

April 13, 2011
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This is the last lesson of the R Videotutorial for spatial statistics.It is all about cokriging in gstat. For this lesson I used the meuse dataset, available within gstat, for the references to this dataset take a look at the script.The videotutorial i...

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Video Tutorial on Robust Standard Errors

April 12, 2011
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Video Tutorial on Robust Standard Errors

Update: I have included a modified version of this summaryR() command as part of my package tonymisc, which extends mtable() to report robust standard errors. The tonymisc package is available on CRAN through the install.packages() command.If you have...

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Video Tutorial on IV Regression

April 10, 2011
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Video Tutorial on IV Regression

Update: I am working on a better augmentation of the current IV regression functions (specifically ivreg() in AER) in R. I will post a link here to my new method/function for IV regression when I finish debugging the code.Update 2: [15 Ma...

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R Tutorial Series: 2011 ANOVA Article Data

March 28, 2011
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R Tutorial Series: 2011 ANOVA Article Data

Having wrapped up a recent flurry of R ANOVA articles (and exhausted my knowledge of the subject), I decided to take a look at the R Tutorial Series' Google Analytics data from the past few months. Since I posted the Two-Way Omnibus ANOVA article on J...

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R Tutorial Series: Applying the Reshape Package to Organize ANOVA Data

March 14, 2011
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R Tutorial Series: Applying the Reshape Package to Organize ANOVA Data

As demonstrated in the preceding ANOVA tutorials, data organization is central to conducting ANOVA in R. In standard ANOVA, we used the tapply() function to generate a table for a single summary function. In repeated measures ANOVA, we used separate da...

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Video Tutorial on Instrumental Variables in R

March 8, 2011
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Video Tutorial on Instrumental Variables in R

Update: I have replaced this video tutorial with a video tutorial on a newer, easier to use IV regression command. Check out that command here.In this video, I show how to use my instrumental variables function in R, ivreg(), along with its companion ...

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