Test-Fix-Find-Test Data Reference Example: Difference between revisions

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The following table shows the data.


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Beta = 0.9103, Lambda = 0.2397
The book has the following results:
 
*Beta = 0.9103, Lambda = 0.2397


DMTBF = 7.84 hours
*DMTBF = 7.84 hours


BD Mode Parameters: Beta = 0.7472, Lambda = 0.1820
*BD Mode Parameters: Beta = 0.7472, Lambda = 0.1820


PMBTF = 11.29 hours
*PMBTF = 11.29 hours




Revision as of 16:01, 13 June 2014

RGA_Reference_Examples_Banner.png

RGA_Reference_Examples

This example compares the results for test-fix-find-test data.


Reference Case

MIL-HDBK-189A, Section 7.5.2, pg. 206, 2009.


Data

The following table shows the data.

Failure Time Classification Mode
0.7 BC1
3.7 BC1
13.2 BC1
15 BD1
17.6 BC2
25.3 BD2
47.5 BD3
54 BD4
54.5 BC3
56.4 BD5
63.6 A
72.2 BD5
99.2 BC4
99.6 BD6
100.3 BD7
102.5 A
112 BD8
112.2 BC5
120.9 BD2
121.9 BC6
125.5 BD9
133.4 BD10
151 BC7
163 BC8
164.7 BD9
174.5 BC9
177.4 BD10
191.6 BC10
192.7 BD11
213 A
244.8 A
249 BD12
250.8 A
260.1 BD1
263.5 BD8
271.1 A
274.7 BD6
282.8 BC11
285 BD13
304 BD9
315.4 BD4
317.1 A
320.6 A
324.5 BD12
324.9 BD10
342 BD5
350.2 BD3
355.2 BC12
364.6 BD10
364.9 A
366.3 BD2
373 BD8
379.4 BD14
389 BD15
394.9 A
395.2 BD16
Termination Time = 400 hours


BD Mode EF
1 0.67
2 0.72
3 0.77
4 0.77
5 0.77
6 0.87
7 0.92
8 0.50
9 0.85
10 0.89
11 0.70
12 0.63
13 0.64
14 0.72
15 0.69
16 0.46


Result

The book has the following results:

  • Beta = 0.9103, Lambda = 0.2397
  • DMTBF = 7.84 hours
  • BD Mode Parameters: Beta = 0.7472, Lambda = 0.1820
  • PMBTF = 11.29 hours


Results in RGA


MIL-HDBK-189A 7.5.2 Example Results.png


MIL-HDBK-189A 7.5.2 Example Plot.png
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