The forbidding math of finding terrorists
New York subway tests a gun detection technology
Models
Correlation and causation
Does giving compliments improve team performance?
Waze user saying
Another Waze user sends testimony.
Know your data 36: the what and the why
Kaiser learns about data science in the restaurant business.
Is Waze a ruse?
Kaiser tracks a trip on Waze and has more questions and answers.
The Taylor Swift ticketing fiasco
Kaiser analyzes some survey data on Taylor Swift pre-sales for Slate