1650 search results for "regression"

Loss reserving has a new, silly name

January 18, 2013
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Loss reserving has a new, silly name

I started using Git some time ago, but mostly for local work files. Today, I finally sync’ed up a repository for loss reserving analysis. It may be found here: https://github.com/PirateGrunt/MRMR MRMR stands for Multivariate Regression Model for Reserves. When pronounced “Mister Mister” it also sounds like a thankfully forgotten American soft pop band from the

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How much can we learn from an empirical result? A Bayesian approach to power analysis and the implications for pre-registration.

January 18, 2013
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How much can we learn from an empirical result? A Bayesian approach to power analysis and the implications for pre-registration.

Just like a lot of political science departments, here at Rice a group of faculty and students meet each week to discuss new research in political methodology. This week, we read a new symposium in Political Analysis about the pre-registration of studies in political science. To briefly summarize, several researchers argued that political scientists should

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How much can we learn from an empirical result? A Bayesian approach to power analysis and the implications for pre-registration.

January 18, 2013
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How much can we learn from an empirical result? A Bayesian approach to power analysis and the implications for pre-registration.

Just like a lot of political science departments, here at Rice a group of faculty and students meet each week to discuss new research in political methodology. This week, we read a new symposium in Political Analysis about the pre-registration of studies in political science. To briefly summarize, several researchers argued that political scientists should

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If SPSS can factor analyze MaxDiff scores, why can’t R?

January 17, 2013
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If SPSS can factor analyze MaxDiff scores, why can’t R?

Answer:  The variance-covariance matrix containing all the MaxDiff scores is not invertible.  R tells you that, either with an error message or a warning.  SPSS, at least earlier versions still in use, runs the factor analysis witho...

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Plotting Odds Ratios (aka a forrestplot) with ggplot2 –

January 17, 2013
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Plotting Odds Ratios (aka a forrestplot) with ggplot2 –

Hi, if you like me work in medical research, you have to plot the results of multiple logistic regressions every once in a while. As I have not yet found a great solution to make these plots I have put together the following short skript. Do not expect too much, it’s more of a reminder

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Two free online courses starting soon: Data Analysis (with R) and Social Network Analysis

January 17, 2013
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Two free online courses starting soon: Data Analysis (with R) and Social Network Analysis

There are two online courses starting soon on Coursera, which are free to register. 1. Data Analysis (with R) It is a 8-week online course starting on Jan 22nd 2013 <https://www.coursera.org/course/dataanalysis>. This course is an applied statistics course focusing on … Continue reading →

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Wikipedia page views

January 16, 2013
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Wikipedia page views

Here I present an application that quantifies Wikipedia page views. It can visualise any topic in any language. It is (shamelessly) based on an application by the blogger Andrew Clark (pssguy), whose code is available here.I have added:multi ...

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Reserving based on log-incremental payments in R, part II

January 15, 2013
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Reserving based on log-incremental payments in R, part II

Following on from last week's post I will continue to go through the paper Regression models based on log-incremental payments by Stavros Christofides . In the previous post I introduced the model from the first 15 pages up to section F. Today I will progress with sections G to K which illustrate the model with a...

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{stargazer} package for beautiful LaTeX tables from R statistical models output

January 14, 2013
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{stargazer} package for beautiful LaTeX tables from R statistical models output

stargazer is a new R package that creates LaTeX code for well-formatted regression tables, with multiple models side-by-side, as well as for summary statistics tables. Its latest version, released in early January 2013, can also output the content of data …Read more »

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analyze the health and retirement study (hrs) with r

January 14, 2013
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the hrs is the one and only longitudinal survey of american seniors.  with a panel starting its third decade, the current pool of respondents includes older folks who have been interviewed every two years as far back as 1992.  unlike cross-se...

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