Tag: knowledge

Two quick hits: how bad data analysis harms our discourse

Two quick hits: how bad data analysis harms our discourse I am traveling so have to make this brief. I will likely come back to these stories in the future to give a longer version of these comments. I want to react to two news items that came out in the past couple of days. … Continue reading Two quick hits: how bad data analysis harms our discourse

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The plural of anecdote is not …

One of my favorite statistics-related wisecracks is: the plural of anecdote is not data. In today's world, the saying should really say: the plural of anecdote is not BIG DATA. In class this week, we discussed a recent Letter to the Editor of top journal, New England Journal of Medicine, featuring a short analysis of … Continue reading The plural of anecdote is not …

Reader’s guide to the power pose controversy 1

Reader's guide to the power pose controversy 1 I recently covered the power pose research controversy, ignited by an inflammatory letter by Susan Fiske ( link ). Dana Carney, one of the coauthors of the original power pose study, courageously came forward to disown the research, and explained the reasons why she no longer trusts … Continue reading Reader’s guide to the power pose controversy 1

Reader’s guide to the power pose controversy 2

Reader's guide to the power pose controversy 2 Yesterday , I started a series of posts covering the "power pose" research controversy. The plan is as follows: Key Idea 1: Peer Review, Manuscripts, Pop Science and TED Talks Key Idea 2: P < 0.05, P-hacking, Replication Studies, Pre-registration Key Idea 3: Negative Studies, and the … Continue reading Reader’s guide to the power pose controversy 2

The idol worship of objective data is damaging our discipline

The idol worship of objective data is damaging our discipline In class last week, I discussed this New York Times article with the students. One of the claims in the article is that the U.S. News ranking of colleges is under threat by newcomers whose rankings are more relevant because they more directly measure outcomes … Continue reading The idol worship of objective data is damaging our discipline

Reader’s Guide to the Power Pose Controversy 3

Reader's Guide to the Power Pose Controversy 3 This is the third and final post about the controversy over statistical analysis used in peer-reviewed published scholarly research. Most of the new stuff are covered in post #2 ( link ). Today's post covers statistical issues related to sample size, which is nothing new, but it … Continue reading Reader’s Guide to the Power Pose Controversy 3

10 Amazing Object Graveyards

Have you ever wondered what happens to decommissioned machines and other similar facilities that people once used? Some of these objects are being recycled, and many of them are piling up on the so-called Object Graveyards and there waiting to be completely eaten by the ravages of time. Places of natural decomposition of such objects … Continue reading 10 Amazing Object Graveyards

11 Magnificent Wonders of the Ice World

In polar and other cold regions there are ice, snow and water formations that are unusual, unique, and some of them so beautiful they take your breath away . Most of these wonders of nature can be visited only by scientists and rare adventurers who are ready for significant physical and financial exertions. Because of their … Continue reading 11 Magnificent Wonders of the Ice World

10 Unusual Volcanic Craters

Craters of extinct and passive volcanoes are circular depressions in the ground caused by ancient volcanic activities. It is typically a basin, circular in form within which occurs a vent (or vents). Because of their inaction these craters are mostly suffered many changes caused by atmospheric and human factors. Unusual and beautiful volcanic cones, traces of … Continue reading 10 Unusual Volcanic Craters

9 Famous Nail Houses

A nail house is a Chinese neologism (a newly coined term) for homes belonging to people who refuse to make room for development. The term, a pun coined by developers, refers to nails that are stuck in wood, and cannot be pounded down with a hammer. Every couple years, these defiant ‘nail houses’ make the … Continue reading 9 Famous Nail Houses