SPSS

Will 2015 be the Beginning of the End for SAS and SPSS?

May 15, 2012 | r4stats

Learning to use a data analysis tool well takes significant effort, so people tend to continue using the tool they learned in college for much of their careers. As a result, the software used by professors and their students is … Continue reading → [Read more...]

Interview with Kai Chew, CloudStat

December 31, 2011 | CloudStat

Here is an interview with Kai Chew, Founder of Cloudstat. CloudStat is developing a cloud-based statistical platform to help researchers who want to make sense of data to do statistical analysis collaboratively with its high performance computing infra... [Read more...]

The Popularity of Data Analysis Software (R vs SAS vs SPSS, etc.)

March 23, 2011 | Tal Galili

Robert Muenchen, the author of R for SAS and SPSS Users (A great book I’m proud to have on my shelf), has published this week an article in which he compares the [Read more...]

Software tools for data analysis – an overview

February 19, 2011 | Szilard

by Szilard Pafka Discussions on various software tools (C, C++, Perl, Python, Unix shell, R, Matlab, SAS, SPSS, Excel, databases, Hadoop etc.) used in data analysis. Szilard Pafka (founder and co-organizer of the Los Angeles R users group) presents an … Continue reading →

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The Clipboard can be Your Friend

January 17, 2011 | --

One of the features I feel that I don’t leverage enough, particularly for ad-hoc questions, is the clipboard feature in R. I know there are many ways to use it – as I have been exposed to a few – but the example below, even without context, should get you thinking ... [Read more...]

Remove all rows of an R dataframe

January 13, 2011 | --

I should have probably figured this out a long time ago, but as I get deeper into programming with R, I am finding the need to remove all rows from a dataframe. I was making this alot harder than it had to be. your.df [Read more...]

Rose plot using Deducers ggplot2 plot builder

August 16, 2010 | Tal Galili

The (excellent!) LearnR blog had a post today about making a rose plot in ggplot2. Following today’s announcement, by Ian Fellows, regarding the release of the new version of Deducer (0.4) offering a strong support for ggplot2 using a GUI plot builder, Ian also sent an e-mail where he shows ... [Read more...]

ggplot2 plot builder is now on CRAN! (through Deducer 0.4 GUI for R)

August 16, 2010 | Tal Galili

Ian fellows, a hard working contributer to the R community (and a cool guy), has announced today the release of Deducer (0.4) to CRAN (scheduled to update in the next day or so). This major update also includes the release of a new plug-in package (DeducerExtras), containing additional dialogs and functionality. ... [Read more...]

Navigate the Bermuda Triangle of Mediation Analysis

July 6, 2010 | dan

MYTHS AND TRUTHS ABOUT AN OFTEN-USED, LITTLE-UNDERSTOOD STATISTICAL PROCEDURE If you go to a consumer research conference, you will hear tales of how experiments have undergone particular statistical rites: the attainment of the elusive crossover interaction, the demonstration of full mediation through Baron and Kenny’s sacred procedure, and so ...