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Hello! I have a homework question in statistics and I don't know where to start, hope you can help! the question is: A k-out-of-n system
Hello!
I have a homework question in statistics and I don't know where to start, hope you can help!
the question is:
A k-out-of-n system is one that will function if and only if at least k of the n individualcomponents in the system function.Ifindividual components function independently of oneanother, each with probability 0.8, what is the probability that a 4-out-of-6 system functions?
I successfully completed this question, answer is 0.9011
The question I am stuck on is the following;
Obtain E(X(X-2)) where X- Poisson (lambda)
Thanks!
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