Condition of public school facilities. The National Center

Chapter 3, Problem 102SE

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QUESTION:

Condition of public school facilities. The National Center for Education Statistics (NCES) conducted a survey on the condition of America’s public school facilities. The survey revealed the following information. The probability that a public school building has inadequate plumbing is .25. Of the buildings with inadequate plumbing, the probability that the school has plans for repairing the building is .38. Find the probability that a public school building has inadequate plumbing and will be repaired.

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QUESTION:

Condition of public school facilities. The National Center for Education Statistics (NCES) conducted a survey on the condition of America’s public school facilities. The survey revealed the following information. The probability that a public school building has inadequate plumbing is .25. Of the buildings with inadequate plumbing, the probability that the school has plans for repairing the building is .38. Find the probability that a public school building has inadequate plumbing and will be repaired.

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The probability that a public school building has inadequate plumbing is  Of the buildings with inadequate plumbing, the probability that the school has plans for repairing the building is

We are asked to find the probability that a public school building has inadequate plumbing and will be repaired.

Lets define the events.

Let

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