A boiler has four identical relief valves. The probability that any particular valve will open on demand is 0.92. Assume independent operation of the valves. Calculate P(at least one valve opens). (Round your answer to eight decimal places.) Calculate P(at least one valve fails to open). (Round your answer to four decimal places.)

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A boiler has four identical relief valves. The probability that any particular valve
will open on demand is 0.92. Assume independent operation of the valves.
Calculate P(at least one valve opens). (Round your answer to eight decimal
places.)
Calculate P(at least one valve fails to open). (Round your answer to four decimal
places.)
Transcribed Image Text:A boiler has four identical relief valves. The probability that any particular valve will open on demand is 0.92. Assume independent operation of the valves. Calculate P(at least one valve opens). (Round your answer to eight decimal places.) Calculate P(at least one valve fails to open). (Round your answer to four decimal places.)
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