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 3.2 weeks. Suppose you would like to select a random sample of 62 unemployed individuals for a follow-up study. Find the probability that a single randomly selected value is greater than 31.3. P(X> 31.3) = (Enter your answers as numbers accurate to 4 decimal places.) Find the probability that a sample of size n = 62 is randomly selected with a mean greater than 31.3. P(M> 31.3) = (Enter your answers as numbers accurate to 4 decimal places.)
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 3.2 weeks. Suppose you would like to select a random sample of 62 unemployed individuals for a follow-up study. Find the probability that a single randomly selected value is greater than 31.3. P(X> 31.3) = (Enter your answers as numbers accurate to 4 decimal places.) Find the probability that a sample of size n = 62 is randomly selected with a mean greater than 31.3. P(M> 31.3) = (Enter your answers as numbers accurate to 4 decimal places.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Related questions
Question
![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 3.2 weeks. Suppose you would like to select a random sample of 62 unemployed
individuals for a follow-up study.
Find the probability that a single randomly selected value is greater than 31.3.
P(X> 31.3) =
(Enter your answers as numbers accurate to 4 decimal places.)
=
62 is randomly selected with a mean greater than
Find the probability that a sample of size n
31.3.
P(M> 31.3) =
(Enter your answers as numbers accurate to 4 decimal places.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4e97f72a-1c8d-4466-a361-8c71e85dddcc%2Fbd7e0a08-275e-41e2-a9bf-3f50addd0b11%2F696r67p_processed.png&w=3840&q=75)
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 3.2 weeks. Suppose you would like to select a random sample of 62 unemployed
individuals for a follow-up study.
Find the probability that a single randomly selected value is greater than 31.3.
P(X> 31.3) =
(Enter your answers as numbers accurate to 4 decimal places.)
=
62 is randomly selected with a mean greater than
Find the probability that a sample of size n
31.3.
P(M> 31.3) =
(Enter your answers as numbers accurate to 4 decimal places.)
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