Cybersecurity mystery
Kaiser has a question about password rules.
Analytics-business interaction
Better late than never
Kaiser learns about someone who never checks his data for problems
Tautology in data arguments
Kaiser discusses statistical tautologies.
The shift to antibody testing is a choice of death over life
Kaiser looks at the ins and outs of antibody testing.
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.
A puzzle, and a cause for concern
Kaiser Fung, founder of Principal Analytics Prep and author of Numbersense, reports on a disturbing encounter with Google News.