Welcome back to our series of articles sponsored by Intel – “Ask a Data Scientist.” Once a week you’ll see reader submitted questions of varying levels of technical detail answered by a practicing ...

As Shakespeare's Richard III has it: ‘Now is the winter of our discontent, Made glorious summer…' But is the summer experience of COVID-19 in the hard-hit northern hemisphere looking any less ...

Unmeasured confounding variables are a common problem in drawing causal inferences in observational studies. A theorem is given which in certain circumstances allows the researcher to draw conclusions ...

In a presentation of various methods for assessing the sensitivity of regression results to unmeasured confounding, Lin, Psaty, and Kronmal (1998, Biometrics 54, 948-963) use a conditional ...