Mathematics, 21.02.2020 03:52 madim1275
A sprinkler system inside an officebuilding has 2 types of not-very-reliable activation devices, A1 and A2, which operate independently. In case of a fire, the probability that device A1operates correctly is .60, and the probability that A2operates correctly is .30. If a fire breaks out, find theprobability that:
a. both devices operate correctly.
b. At least one device operates correctly.
c. Exactly one device fails to operate correctly.
d. Neither device operates correctly.
e. No more than one device operates correctly.
Answers: 2
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A sprinkler system inside an officebuilding has 2 types of not-very-reliable activation devices, A1...
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