![subject](/tpl/images/cats/mat.png)
Mathematics, 23.06.2020 00:57 horsedoggal1234
Older people often have a hard time finding work. AARP 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 collected by AARP (AARP Bulletin, April 2008) Shows that the mean number of weeks a worker aged 55 plus spent to find a job is 22 weeks. The sample standard deviation is 11.89 weeks and sample size is 40.a) Provide a point estimate of the population mean number of weeks it takes a worker aged 55 plus to find a job.
b) At 95% confidence, what is the margin of error?
c) What is the 95% confidence interval estimate of the mean?
d) Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study?
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 13:20
Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Asphere has a diameter of 10 in. what is the volume of the sphere?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30
What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?
Answers: 1
You know the right answer?
Older people often have a hard time finding work. AARP reported on the number of weeks it takes a wo...
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 13.11.2020 21:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 21:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 13.11.2020 21:20
![question](/tpl/images/cats/biologiya.png)
Biology, 13.11.2020 21:20
![question](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 21:20
![question](/tpl/images/cats/istoriya.png)
History, 13.11.2020 21:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
Health, 13.11.2020 21:20
![question](/tpl/images/cats/istoriya.png)
History, 13.11.2020 21:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.11.2020 21:20
![question](/tpl/images/cats/mat.png)