You may need to use the appropriate appendix table or technology to answer this question. 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. 28 21 58 23 24 21 23 19 55 7 34 24 39 31 19 17 59 28 33 21 20 31 26 35 33 33 17 28 51 43 29 946 24 24 17 26 23 29 12 29 (a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job. 29 weeks (b) At 95% confidence, what is the margin of error? (Round your answer to three decimal places.) 3.166 weeks (c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.) 25.83 weeks to 32.17 x weeks (d) Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study? One might suggest collecting A histogram of the data shows evidence that the distribution may be skewed to the right. a larger sample in the future.
You may need to use the appropriate appendix table or technology to answer this question. 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. 28 21 58 23 24 21 23 19 55 7 34 24 39 31 19 17 59 28 33 21 20 31 26 35 33 33 17 28 51 43 29 946 24 24 17 26 23 29 12 29 (a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job. 29 weeks (b) At 95% confidence, what is the margin of error? (Round your answer to three decimal places.) 3.166 weeks (c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.) 25.83 weeks to 32.17 x weeks (d) Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study? One might suggest collecting A histogram of the data shows evidence that the distribution may be skewed to the right. a larger sample in the future.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 16E
Related questions
Question
![You may need to use the appropriate appendix table or technology to answer this question.
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.
28 21 58 23 24 21 23 19
55 7
34 24 39
31 19
17
59 28 33 21
20 31 26 35
33
33
17 28 51 43
29
946 24 24
17 26 23 29 12 29
(a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job.
29
weeks
(b) At 95% confidence, what is the margin of error? (Round your answer to three decimal places.)
3.166
weeks
(c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.)
25.83
weeks to 32.17
x weeks
(d) Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study?
One might suggest collecting
A histogram of the data shows evidence that the distribution may be skewed to the right.
a larger
sample in the future.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fae259756-8f06-4e5c-ae2d-b16c40451d6f%2F0e58aeed-082e-40c1-88f9-58f4a1f5d1da%2Fib85x3d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:You may need to use the appropriate appendix table or technology to answer this question.
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.
28 21 58 23 24 21 23 19
55 7
34 24 39
31 19
17
59 28 33 21
20 31 26 35
33
33
17 28 51 43
29
946 24 24
17 26 23 29 12 29
(a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job.
29
weeks
(b) At 95% confidence, what is the margin of error? (Round your answer to three decimal places.)
3.166
weeks
(c) What is the 95% confidence interval estimate of the mean? (Round your answers to two decimal places.)
25.83
weeks to 32.17
x weeks
(d) Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study?
One might suggest collecting
A histogram of the data shows evidence that the distribution may be skewed to the right.
a larger
sample in the future.
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