Measurements of the speed of light in air, made between 5th June and 2nd July, 1879. The data consists of five experiments, each consisting of 20 consecutive runs. The response is the speed of light in km/s, less 299000. The currently accepted value, on this scale of measurement, is 734.5.
michelson
The data frame contains the following components:
Expt
The experiment number, from 1 to 5.
Run
The run number within each experiment.
Speed
Speed-of-light measurement.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.