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The personnel office at a large electronics firm regularly schedules job interviews and maintains records of...

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Basic Math

The personnel office at a large electronics firm regularlyschedules job interviews and maintains records of the interviews.From the past records, they have found that the length of a firstinterview is normally distributed, with mean μ = 38minutes and standard deviation σ = 6 minutes. (Round youranswers to four decimal places.)

(a) What is the probability that a first interview will last 40minutes or longer?


(b) Seventeen first interviews are usually scheduled per day. Whatis the probability that the average length of time for theseventeen interviews will be 40 minutes or longer?

Answer & Explanation Solved by verified expert
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Solution Given that mean 38standard deviation 6aPx 40 1 Px 40 1 Px 40 38 6 1 Pz    See Answer
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