A testing mess across the pond
Kaiser takes a glance at the A-Levels controversy in the U.K.
False negative
The shift to antibody testing is a choice of death over life
Kaiser looks at the ins and outs of antibody testing.
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.
Eight unanswered questions about the coronavirus
Kaiser Fung discusses eight unanswered questions about the coronavirus.
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.
Good models + Bad data = Bad analysis
Example showing how to diagnose bad data in data science models