source
Dalal, S, Fowlkes, E. B. and Hoadley, B. (1989),
Risk analysis of the space shuttle: Pre-challenger prediction of
failure, Journal of the American Statistical Association, 84, 945-957.
See also Tufte, E. R. (1997), Visual and statistical Thinking: Displays of
evidence for making decisions, Cheshire, CT: Graphics Press.