ANITA S.

asked • 11/20/23

Find the probability that a single randomly selected value is at least 978 dollars. P(X > 978) =

A leading magazine (like Barron's) reported at one time that the average number of weeks an individual is unemployed is 31 weeks. Assume that for the population of all unemployed individuals is normally distributed and the population mean length of unemployment is 31 weeks and that the population standard deviation is 3.2 weeks. Suppose you would like to select a random sample of 82 unemployed individuals for a follow-up study.

Answer the following, rounding all answers to three decimal places.


James S.

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11/20/23

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