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-   -   simple probability question (http://mymathforum.com/advanced-statistics/10064-simple-probability-question.html)

giankar December 1st, 2009 11:59 AM

simple probability question
 
Hey guys, great forum!

I've got a problem:

I own 3 tools, which have average time of life 4, 6 and 8 days (exponential distribution). How can I find the probability that these tools are working after 2 days?

mathman December 1st, 2009 01:36 PM

Re: simple probability question
 
I supplied an answer in another forum


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