stephen t. ziliak

Freakonomics and WaPo blogs pick up Ziliak’s Guinness study

by Shaun Manning February 13, 2012

Statistics and beer continue to be a winning combination, as the popular Freakonomics blog and Ezra Klein’s Wonkblog at the Washington Post picked up the story of Stephen T. Ziliak’s recent paper on the study of Guinness in the Journal of Wine Economics. Ziliak, co-author with Deirdre N. McCloskey of The Cult of Statistical Significance: How the Standard Error Costs Us Jobs, Justice, and Lives, has been an outspoken critic of research methods that elevate the importance of statistical significance over more subjective–but often more relevent–factors such as the magnitude of an effect or the quality produced. “Gosset (1876–1937) aka […]

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Beer and Stats: Chicago Magazine covers Ziliak’s Guinness Experiment

by Shaun Manning February 10, 2012

Stephen T. Ziliak, co-author with Deirdre n. McCloskey of The Cult of Statistical Significance: How the Standard Error Costs Us Jobs, Justice, and Lives, is the subject of a Chicago Magazine blog post on “Guinness beer and Guinnessometrics.” The Chicago piece summarizes Ziliak’s paper in the Journal of Wine Economics, which focuses on the work on an early 20th-century chemist-turned-brewer at Guinness. After a discussion of the experiments undertaken by William Sealy Gosset–aka “Student”–testing the three main ingredients for stout, Ziliak comes around to a conclusion that is very much in keeping with the argument of U-M Press book, that […]

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Stephen T. Ziliak Discusses ‘Cult of Statistical Significance’ on BBC Radio 4

by Shaun Manning April 21, 2011

Stephen T. Ziliak, co-author with Deidre N. McCloskey of The Cult of Statistical Significance: How the Standard Error Costs Us Jobs, Justice, and Lives, appeared on BBC Radio 4’s More or Less with Tim Harford to discuss the problems with significance testing. Harford’s program focuses on the way numbers and statistics are used and misused in the public realm, and for the April 15 episode he spoke with Ziliak about a recent Supreme Court decision that hinged on whether statistical significance was a meaningful standard by which to assess a company’s liability for a potentially dangerous product. Harford began using […]

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‘Cult of Statistical Significance’ authors celebrate victory in Supreme Court

by Trade Marketing March 29, 2011

"Statistical significance is neither necessary nor sufficient for proving a commercial or scientific result."  When two University of Michigan Press authors, Deirdre N. McCloskey and Stephen T. Ziliak, first began saying so, back in the 1980s, most of their colleagues dismissed their logic and findings.  Ziliak himself, a Trustee and Professor of Economics at Roosevelt University, was advised by some of his professors to stop talking about statistical significance.  But he and McCloskey, co-authors of the critically acclaimed book, The Cult of Statistical Significance: How the Standard Error Costs Us Jobs, Justice, and Lives (2008), kept talking and talking. Now […]

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