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Median Rank for Single Censored Data
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This example validates the median rank calculations for complete data in Weibull++ standard folios.
Reference Case
Table 6.2 on page 283 in the book Reliability Engineering Handbook Vol 1 by Dr. Kececioglu, Prentice-Hall, 1991.
Data
| Num. In Stage
|
State F or S
|
Time to Failure
|
| 1 |
F |
16
|
| 1 |
F |
34
|
| 1 |
F |
53
|
| 1 |
F |
75
|
| 1 |
F |
93
|
| 1 |
F |
120
|
| 4 |
S |
200
|
Result
| Num. In Stage
|
State F or S
|
Time to Failure
|
Median Rank (%)
|
| 1 |
F |
16 |
6.7
|
| 1 |
F |
34 |
16.23
|
| 1 |
F |
53 |
25.86
|
| 1 |
F |
75 |
35.51
|
| 1 |
F |
93 |
45.17
|
| 1 |
F |
120 |
54.83
|
| 4 |
S |
200 |
|
Results in Weibull++
The coordinates of each point in the following plot shows the failure time and the corresponding median rank.
