## The probability that a single radar station will detect an enemy plane is 0.65. (a) How many such stations are required to be 98% certain th

Question

The probability that a single radar station will detect an enemy plane is 0.65. (a) How many such stations are required to be 98% certain that an enemy plane flying over will be detected by at least one station?

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Math
2 weeks
2021-10-01T06:23:36+00:00
2021-10-01T06:23:36+00:00 1 Answer
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## Answers ( )

Answer:4 stations

Step-by-step explanation:If we need to be at least 98% certain that an enemy plane flying over will be detected by at least one station, we must ensure that there is

at most a 2% chance that no radar stations detect the plane.The probability that a single radar station does not detect the plane is 0.35.For n radar stations:

Rounding up to the next whole station, at least 4 stations are needed.