Monthly Archives: July 2016


For good or ill, a single data point is not a trend

For good or ill, a single data point is not a trend.

Adding Some Statistical Perspective To Tesla Autopilot Safety Claims
Tesla has attempted to reassure the public by stating that Josh Brown’s death is the first known fatality in just over 130 million miles where Autopilot was activated. It isn’t so reassuring when you take a closer look at the data and the assumptions involved.


I think the key thing I neglected to emphasize sufficiently in this 2013 article was to make more of a distinction between safety critical systems like Autopilot and non-safety stuff like powertrains and convenience features

I think the key thing I neglected to emphasize sufficiently in this 2013 article was to make more of a distinction between safety critical systems like Autopilot and non-safety stuff like powertrains and convenience features.

Should Automakers Be Selling “Beta” Cars?
Despite the dangers of open public beta testing in the car business, a number of automakers have been doing exactly that to varying degrees.