![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 16.03.2020 23:48, dsdlskds3880
Graduation. It's believed that as many as 25% of adults over 50 never graduated from high school. We wish to see this percentage is the same among the 25 to 30 age group.
a. How many of this younger age group must we survey in order to estimate the proportion of non-grads to within 6% with 90% confidence?
b. Suppose we want to cut the margin of error to 4%. What' s the necessary sample size?
c. What sample size would produce a margin of error of 3%?
![answer](/tpl/images/cats/otvet.png)
Answers: 3
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30, nataliahenderso
Which interval for the graphed function contains the local maximum? [–3, –2] [–2, 0] [0, 2] [2, 4]
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00, lucky1silky
If u good at math hit me up on insta or sum @basic_jaiden or @ and
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00, tansebas1107
The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?
Answers: 3
Do you know the correct answer?
Graduation. It's believed that as many as 25% of adults over 50 never graduated from high school. We...
Questions in other subjects:
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 06.10.2019 23:50
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 23:50
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 23:50
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 23:50