bellasophiasmom
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Use the P (A + B) = P (A) x P (B) rule to find the probability of system failure. Let A and B be the events that the first alarm and second alarm, respectively, fail. Do you get the same answer you did in the earlier question?

Use The P A B P A X P B Rule To Find The Probability Of System Failure Let A And B Be The Events That The First Alarm And Second Alarm Respectively Fail Do You class=

Sagot :

Answer:

answer is in the pic Mark me brainliest plz

Step-by-step explanation:

View image vadim46

Answer:

The probability of the first alarm failing is  (1 - 0.8) = 0.2

The probability of the second alarm failing is (1−0.9)=0.1.

Using the multiplication rule (since A and B are independent), the probability of failure is 0.2 * 0.1 = 0.02

Step-by-step explanation:

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