Whit, John and I are thrilled to announce Rblapi, a new CRAN package which connects R to the Bloomberg backends. Rebuilt from scratch using only the Bloomberg C++ API and the Rcpp and BH packages, it offers efficient and direct access from R to a truly vast number of financial ... [Read more...]

In July 2015, Mango Solutions, the leading data science software and services company, announced their membership of the recently launched R Consortium.  Mango are delighted to announce that their co-Founder and Chief Data Scientist, Richard Pugh, has been elected as … Continue reading → [Read more...]

This just in from the R Core Team: R 3.2.2 has been released. With this update, data accessed over the Web -- including files downloaded using download.file via URLS, and packages installed install.packages -- will be transmitted using the secure HTTPS protocol. (This has always been an option with ... [Read more...]

We are releasing our 2015 update to the highly requested Auction Draft Optimizer in an OpenCPU app.  The app allows you to calculate custom projections for your league based on[...] The post 2015 Fantasy Football Auction Draft Optimizer using OpenCPU appeared first on Fantasy Football Analytics. [Read more...]

The quest for income microdata For a separate project, I've been looking for source data on income and wealth inequality. Not aggregate data like Gini coefficients or the percentage of income earned by the bottom 20% or top 1%, but the sources used to calculate those things. Because it's sensitve personal financial ... [Read more...]

[Heading off to mountainous areas with no Internet or phone connection, I posted a series of entries for the following week, starting with this brilliant trailer of Michael:] Filed under: Kids, R, Statistics, University life Tagged: Andrew Gelman, Hami... [Read more...]

Regression is one of the – maybe even the single most important fundamental tool for statistical analysis in quite a large number of research areas. It forms the basis of many of the fancy statistical methods currently en vogue in the social sciences. Multilevel analysis and structural equation modeling are perhaps ... [Read more...]

In my previous post, I went over basics of survival analysis, that included estimating Kaplan-Meier estimate for a given time-to-event data. In this post, I'm exploring on Cox's proportional hazards model for survival data. KM estimator helps in figuring out whether survival function estimates for different groups are same or ... [Read more...]

In my previous post, I went over basics of survival analysis, that included estimating Kaplan-Meier estimate for a given time-to-event data. In this post, I'm exploring on Cox's proportional hazards model for survival data. KM estimator helps in figuri... [Read more...]

For the most part, SMB’s tend to utilize free analytics solutions like Google Analytics for their web and digital strategy. A powerful platform in its own right, it can be combined with the R to create custom visualizations, deep dives into data, and statistical inferences. This article will focus ... [Read more...]

by Joseph Rickert We can declare 2015 the year that R went mainstream at the JSM. There is no doubt about it, the calculations, visualizations and deep thinking of a great many of the world's statisticians are rendered or expressed in R and the JSM is with the program. In 2013 I ... [Read more...]

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My p-curve tool now lets you show the x-axis on a log₁₀ scale, which makes it a lot easier to look at really small p-values. Thanks to Ged Ridgway for suggestion this! [Read more...]

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Another 1000 packages were added to CRAN, which took less than 9 months. Today (August 12, 2015), the Comprehensive R Archive Network (CRAN) package page reports:"Currently, the CRAN package repository features 7002 available packages."While the previ... [Read more...]

by Andrie de Vries This week at JSM2015, the annual conference of the American Statistical Association, Joseph Rickert and I gave a presentation on the topic of "The network structure of CRAN and BioConductor" (link to abstract). Our work tested the hypothesis if one can detect statistical differences in the ... [Read more...]

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Salvino A. Salvaggio, PhDIn this blog I publish data analysis cases based on the R statistical language. No statistical or mathematical theory here, no discussions of the R language, no software tutorials, but only concrete case studies using existing... [Read more...]