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 the population mean length of unemployment is 31 weeks and that the population standard deviation is 4 weeks. Suppose you would like to select a random sample of 34 unemployed individuals for a follow-up study. Find the probability that a single randomly selected value is less than 30. P(X < 30) = Find the probability that a sample of size n = 34 is randomly selected with a mean less than 30. P(M < 30) = if Enter your answers as numbers accurate to 4 decimal places. Submit Question

MATLAB: An Introduction with Applications
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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 the population mean
length of unemployment is 31 weeks and that the population standard deviation is 4 weeks. Suppose you
would like to select a random sample of 34 unemployed individuals for a follow-up study.
Find the probability that a single randomly selected value is less than 30.
P(X < 30) =
Find the probability that a sample of size n = 34 is randomly selected with a mean less than 30.
P(M < 30) =
Enter your answers as numbers accurate to 4 decimal places.
Submit Question
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Transcribed Image Text: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 the population mean length of unemployment is 31 weeks and that the population standard deviation is 4 weeks. Suppose you would like to select a random sample of 34 unemployed individuals for a follow-up study. Find the probability that a single randomly selected value is less than 30. P(X < 30) = Find the probability that a sample of size n = 34 is randomly selected with a mean less than 30. P(M < 30) = Enter your answers as numbers accurate to 4 decimal places. Submit Question % & 3 6 7 y 60 00 %24 4
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