Why tests are not perfect
Kaiser explains why testing can't be perfect. Typically, the test itself can't be perfect; but also errors arise from outside the labs.
Bittersweet
Kaiser Fung (Numbersense) describes the bitterweet moment when the data scientist discovers something.
Eight unanswered questions about the coronavirus
Kaiser Fung discusses eight unanswered questions about the coronavirus.
In times of paranoia, seek out data and stick to facts
Kaiser Fung (Principal Analytics Prep, Numbersense) urges people to stick to the facts as they assess the coronavirus public-health situation.
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.
Check out the Lifespan of News project
Kaiser Fung (Junkcharts, Principal Analytics Prep) reviews the Lifespan of News project that tracks the rise and fall of news stories over time and space, using Google search data.