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What's the overall reliability of 3 stage pipeline (each with 0.9 reliability)?

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kumar_eee

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In a pipeline having 3 stages, each having reliability of 0.9, what is overall reliability of pipeline?

a. 0.9
b. 0.729
c. 0.81
 

pyrite

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Re: Solution plz

(b)
 

jayc

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Re: Solution plz

Since each stage has reliability of 0.9 and each stage is independent, the total reliability is \[0.9^{3}=0.729\].
 
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