1 answer

The probability that a bridge won't pass a wellness check is 0.09. What is the probability...

Question:

The probability that a bridge won't pass a wellness check is 0.09. What is the probability that in a sample of 12 bridges, 2 or more will not pass?

*The bridges are independent,


Answers

From the given information,

p=0.09

n=12

Hence,

By using binomial probability calculator,

The required probability is given by,

P(X≥2)= 0.2948

Thank you.

.

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