Algorithms What's wrong with this data? Kaiser Fung (Numbersense) invites readers to help decide whether the data are fake, using a Yelp account as an example.
Aggregation Exercising fails to stop obesity, doh Kaiser Fung (Numbersense, Principal Analytics Prep) reacts to an article claiming more gym memberships have not reduced obesity rate.
Food Foodies say, add dataviz spice please Kaiser Fung, founder of Junk Charts and Principal Analytics Prep, explains why the Venn diagram is not easy to read, and discusses some nice interesting food and beverage menus.