Statistics Blog

Today
Paul Alper pointed me to this news story, “Harvard Calls for Retraction of Dozens of Studies by Noted Cardiac Researcher: Some 31 studies by Dr. Piero Anversa contain fabricated or falsified data, officials concluded. Dr. Anversa popularized the idea of stem cell treatment for damaged hearts.” I replied: Ahhh, Harvard . . . the reporter […] → The post Should we talk less about bad social science research and more about bad medical research? appeared first on StatsBlogs. [...]
Sun, Mar 24, 2019
Source: Statistics Blog
Earlier
→ The post how to annoy a statistician [xkcd redux] appeared first on StatsBlogs. [...]
Sat, Mar 23, 2019
Source: Statistics Blog
Sat, Mar 23, 2019
Source: Xian Blog
With all of the excitement surrounding cdata style control table based data transforms (the cdata ideas being named as the “replacements” for tidyr‘s current methodology, by the tidyr authors themselves!) I thought I would take a moment to describe how they work. cdata defines two primary data manipulation operators: rowrecs_to_blocks() and blocks_to_rowrecs(). These are the … How cdata Control Table Data Transforms Work → The post How cdata Control Table Data Transforms Work appeared first on StatsBlogs. [...]
Sat, Mar 23, 2019
Source: Statistics Blog
Secret codes and error-correcting codes have nothing to do with each other. Except when they do! Error-correcting codes Error correcting code make digital communication possible. Without some way to detect and correct errors, the corruption of a single bit could wreak havoc. A simple example of an error-detection code is check sums. A more sophisticated […] → The post Mixing error-correcting codes and cryptography appeared first on StatsBlogs. [...]
Sat, Mar 23, 2019
Source: Statistics Blog
Rajesh Venkatachalapathy writes: Recently, I had a conversation with a colleague of mine about the virtues of synthetic data and their role in data analysis. I think I’ve heard a sermon/talk or two where you mention this and also in your blog entries. But having convinced my colleague of this point, I am struggling to […] → The post Yes, I really really really like fake-data simulation, and I can’t stop talking about it. appeared first on StatsBlogs. [...]
Sat, Mar 23, 2019
Source: Statistics Blog

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