Posted inClass Statistics
Free Data Science Class: Predictive Case Study 1, Part III
You must review: Part I, II. Not reviewing is like coming to class late and saying "What did I miss?" Note the New & Improved title! Here are the main…
Posted inStatistics
Manipulating the Alpha Level Cannot Cure Significance Testing — Update: Paper Finally Live!
A new paper has been submitted to a well known journal, "Manipulating the Alpha Level Cannot Cure Significance Testing: Comments on 'Redefine Statistical Significance'", by David Trafimow, Valentin Amrhein, Fernando…
Posted inStatistics
Clever Statistical Method To Discover Fraud (Or Mistakes)
This is in the I-wish-I-had-thought-of-it category. A simple tool that suggests where fraud or major malfunctions in statistical research might exist. First, a description of the tool; second, a description…
Posted inStatistics
Nature: “‘One-size-fits-all’ threshold for P values under fire.” Good. Shoot Them All Down
Nature magazine reports "'One-size-fits-all' threshold for P values under fire: Scientists hit back at a proposal to make it tougher to call findings statistically significant." Researchers are at odds over…
Posted inPhilosophy Statistics
Induction & Intellection: Excerpt From Uncertainty
Induction is badly misunderstood. Here is an abridged and augmented excerpt (how's that!) from Uncertainty's Chapter 3. There is no knowledge more certain than that provided by induction. Without induction,…
Posted inStatistics
Eliminate The P-Value (and Bayes Factor) Altogether & Replace It With This
Good news and bad news. Good news it that there is a growing number of people who are aware that p-values are sinking science and they want to do something,…
Posted inStatistics
On That New Genes & Intelligence Paper
Niggling complaint number one. Big name journals are printing more telegraphic papers than ever before, leaving the meat to ill-edited, hard-to-navigate "supplementary" material. It's a way to get in under…
Posted inClass Statistics
Free Statistics Class: Predictive Case Study 1, Part I
Regular readers know Uncertainty proposes we go back to the old way of examining and making conclusions about data, and eschew many innovations of the 20th Century. No p-values, no…