BS 5760-17:1995
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF
10-31-2018
English
12-15-1995
Committees responsible
National foreword
Introduction
Guide
1 Scope
2 Normative references
3 Definitions
4 Symbols
5 The power law model
6 Use of the model in planning reliability improvement
programmes
7 Statistical test and estimation procedures
Annexes
A (informative) Numerical examples
B (informative) The power law reliability growth model
- Background information
Tables
1 Critical values for Cramer-von Mises goodness of fit
test at 10% level of significance
2 Two sided 90% confidence intervals for MTBF from
type I testing
3 Two sided 90% confidence intervals for MTBF from
type II testing
A.1 Complete data - all relevant failures and accumulated
test times for type I test, T* = 1000 h, N = 52
A.2 Grouped data for example 3, derived for table A.1
A.3 Complete data for projected estimates in example 4 -
all relevant failures and accumulated test times;
T* = 4000 h, N = 45,KA = 13,KB = 32,I = 16
A.4 Distinct types of category B failures, from table
A.3, with failure times, time of first occurrence,
number observed and effectiveness factors
Figures
A.1 Scattergram of expected and observed test times at
failure based on data of table A.1 with power law
model
A.2 Observed and estimated accumulated failures/
accumulated test time based on data of table A.2
with power law model
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