Nonparametric Distribution
Analysis - Arbitrary Censoring
Multiple Failure Modes Analysis (Turnbull Estimation Method) - Probability of Survival
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Nonparametric Distribution
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The survival probabilities are the probability that the product survives until a particular time. Use these values to:
Example Output |
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Failure Mode: Failure = Bearing Survival Standard 95.0% Normal CI Time Probability Error Lower Upper 50000 0.939394 0.0293704 0.881829 0.996959 60000 0.842215 0.0458749 0.752302 0.932128 70000 0.704711 0.0587451 0.589572 0.819849 80000 0.596294 0.0642532 0.470360 0.722228 90000 0.538587 0.0661109 0.409012 0.668162
Failure Mode: Failure = Gasket Survival Standard 95.0% Normal CI Time Probability Error Lower Upper 30000 0.962963 0.0209836 0.921836 1.00000 40000 0.901235 0.0331496 0.836262 0.96621 50000 0.809805 0.0442752 0.723027 0.89658 60000 0.751962 0.0496685 0.654613 0.84931 70000 0.700692 0.0543920 0.594085 0.80730 80000 0.660652 0.0581878 0.546606 0.77470 90000 0.616608 0.0620861 0.494922 0.73829
Failure Mode: Failure = Bearing Gasket Survival Standard 95.0% Normal CI Time Probability Error Lower Upper 30000 0.962963 0.0209836 0.921836 1.00000 40000 0.901235 0.0331496 0.836262 0.96621 50000 0.765432 0.0470809 0.673155 0.85771 60000 0.641975 0.0532688 0.537570 0.74638 70000 0.506173 0.0555513 0.397294 0.61505 80000 0.407407 0.0545946 0.300404 0.51441 90000 0.345679 0.0528432 0.242108 0.44925 |
Interpretation |
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For the water pump data:
To have the greatest impact on improving the reliability of your pumps, focus on improving the gaskets.
Free online chart generators for statistical analysis:
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