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An method on dealing with field failure data that are heavily censored(failures recorded as 0.5 -1.5% for each month). The data consists of failures for the past 28 months. Need to estimate failures for the next 12 months.

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The traditional approach in an industrial setting is to use Weibull analysis:

However, there are a number of other survival analysis methods that are used in biomedical research and you could just as well use any of these:

Use this link for the full textbook index:
Hi Matt, We are in touch with him with StatSoft Solution.

plot the hazard function and see whether it looks like the hazard function for any theoretical distribution. if yes ( you are lucky) then that should guide your analysis. for instance if the hazard is weibull, then you assume weibull distribution and then go forward from there.


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