Posts Tagged ‘ Statistics ’

Stata’s Academic Growth Nearly as Fast as R’s

May 11, 2015
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Stata’s Academic Growth Nearly as Fast as R’s

by Bob Muenchen Analytics tools take significant effort to master, so once learned people tend to stick with them for much of their careers. This makes the tools used in academia of particular interest in the study of future trends … Continue reading
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Confidence Intervals for Binomial Proportion (Again): A Quick Note

May 5, 2015
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In Lex’s library of the latest SAS Global Forum 2015 papers, I found an interesting paper by Wu Gong, Jeffreys Interval for One-Sample Proportion with SAS/STAT Software, where SAS MCMC procedure and a so called Random Walk Metropolis Algorithm were implemented to calculate the Jeffreys interval for binomial proportion. Years ago I wrote several...
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Fastest Growing Software for Scholarly Analytics: Python, R, KNIME…

March 30, 2015
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Fastest Growing Software for Scholarly Analytics: Python, R, KNIME…

In my ongoing quest to “analyze the world of analytics”, I’ve added the following section below to The Popularity of Data Analysis Software: It would be useful to have growth trend graphs for each of the analytics packages I track, … Continue reading
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Google Scholar Finds Far More SPSS Articles; Analytics Forecast Updated

March 26, 2015
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Google Scholar Finds Far More SPSS Articles; Analytics Forecast Updated

Only last August I wrote that among scholars, the use of R had probably exceeded that of SPSS to become their most widely used software for analytics. That forecast was based on Google Scholar searches focused on one year at a … Continue reading
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It’s Analytics Survey Time!

March 20, 2015
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Every other year Rexer Analytics surveys Data Analysts, Predictive Modelers, Data Scientists, Data Miners, and all other types of analytic professionals, students, and academics regarding the software they use.  I then update the main results in The Popularity of Data Analysis … Continue reading
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SAS is #1…In Plans to Discontinue Use

December 30, 2014
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SAS is #1…In Plans to Discontinue Use

I’ve been tracking The Popularity of Data Analysis Software for many years now, and a clear trend is the decline of the market share of the bigger analytics firms, notably SAS and SPSS. Many people have interpreted my comments as implying … Continue reading
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Updated: Why R is Hard to Learn

December 10, 2014
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I’ve updated one of my most widely read blog posts, Why R is Hard to Learn. It focuses on the aspects of R which tend to trip up beginners. The new version is over twice as long as the original … Continue reading
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Read sas7bdat files in R with GGASoftware Parso library

September 12, 2014
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... using the new R package sas7bdat.parso. The software company GGASoftware has extended the work of myself and others on the sas7bdat R package by developing a Java library called Parso, which also reads sas7bdat files. They have worked out most of the remaining kinks. For example, the Parso library reads sas7bdat files with...
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