Chapter 4 Why FDA says stick to the test Kaiser explains why FDA doesn't think we should just start swabbing our throats instead of our noses.
Data What's smelling fishy? Maybe your data Kaiser answers a reader's question about diagnosing data problems.
Analytics-business interaction Better late than never Kaiser learns about someone who never checks his data for problems
Models Primer on Regression Adjustments 1 Kaiser starts a series of posts about regression adjustments.
vaccine effectiveness Cutting infection rate by half is not the same as protecting half the people from infection Kaiser explains what 50% vaccine efficacy actually means, and it's not what you think.