Older people often have a hard time finding work. A research group reported on the number of weeks it takes a worker aged 55 plus to find a job. The data on number of weeks spent searching for a job is given in the table below. 23 16 53 18 19 16 18 14 50 2 29 19 34 26 14 12 54 23 28 16 15 26 21 30 28 28 12 23 46 38 24 41 19 19 12 21 18 24 7 24 (a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job. weeks (b) At 95% confidence, what is the margin of error? (Round your answer to four decimal places.) weeks (c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.) weeks to weeks
Older people often have a hard time finding work. A research group reported on the number of weeks it takes a worker aged 55 plus to find a job. The data on number of weeks spent searching for a job is given in the table below. 23 16 53 18 19 16 18 14 50 2 29 19 34 26 14 12 54 23 28 16 15 26 21 30 28 28 12 23 46 38 24 41 19 19 12 21 18 24 7 24 (a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job. weeks (b) At 95% confidence, what is the margin of error? (Round your answer to four decimal places.) weeks (c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.) weeks to weeks
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Older people often have a hard time finding work. A research group reported on the number of weeks it takes a worker aged 55 plus to find a job. The data on
number of weeks spent searching for a job is given in the table below.
23 16 53
18 19 16 18 14 50 2
29
19 34 26 14 12 54 23 28 16
15 26 21 30 28 28 12 23 46 38
24 41 19 19 12 21 18 24 7
24
(a)
Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job.
weeks
(b)
At 95% confidence, what is the margin of error? (Round your answer to four decimal places.)
weeks
(c)
What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.)
weeks to weeks
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