Explore a diverse range of topics and get answers from knowledgeable individuals on IDNLearn.com. Discover comprehensive answers from knowledgeable members of our community, covering a wide range of topics to meet all your informational needs.
The lifetime in months of a certain part has a gamma distribution with α = θ = 2. A company buys three such parts and uses one until it fails, replacing it with a second part. When the latter fails, it is replaced by the third part. What arc the mean and the variance of the total lifetime (the sum of the lifetimes of the three parts) associated with this situation?
Sagot :
Your presence in our community is highly appreciated. Keep sharing your insights and solutions. Together, we can build a rich and valuable knowledge resource for everyone. Your search for solutions ends at IDNLearn.com. Thank you for visiting, and we look forward to helping you again.