Software errors found in testing a Private Branch Exchange
electronic switch. Errors are labeled according to the
software unit where they occurred (e.g. "EKT", Electronic Key
Telephone).
Usage
data(PBX)
Arguments
format
The format is:
Named num [1:5] 473 252 110 100 65
- attr(*, "names")= chr [1:5] "GEN" "VHS" "HI" "LO" ...
source
Kenett, R. and Zacks, S. (1998)
Modern Industrial Statistics: The Design and Control of Quality and Reliability.
Duxbury Press.