This standard BS IEC 60605-4:2001 Equipment reliability testing is classified in these ICS categories:
21.020 Characteristics and design of machines, apparatus, equipment
19.020 Test conditions and procedures in general
03.120.30 Application of statistical methods
03.120.01 Quality in general
29.020 Electrical engineering in general
Provides statistical methods for evaluating point estimates, confidence intervals, prediction intervals and tolerance intervals for the failure rate of items whose time to failure follows an exponential distribution.