![subject](/tpl/images/cats/mat.png)
Mathematics, 12.10.2019 00:10 erik1franks
Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. a pollster contacts 80 people in the 18-21 age bracket and finds that 49 of them respond and 31 refuse to respond. when 286 people in the 22-29 age bracket are contacted, 261 respond and 25 refuse to respond. suppose that one of the 366 people is randomly selected. find the probability of getting someone in the 18 dash 21 age bracket or someone who refused to respond.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00, meaghankelly16
Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2
Answers: 2
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00, kaelycaetano66
Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b. false
Answers: 1
You know the right answer?
Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. a...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 11.05.2021 18:10
![Konu](/tpl/images/cats/mir.png)
World Languages, 11.05.2021 18:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 11.05.2021 18:10
![Konu](/tpl/images/cats/istoriya.png)
History, 11.05.2021 18:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 11.05.2021 18:10
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 11.05.2021 18:10
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/informatica.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 11.05.2021 18:10
![Konu](/tpl/images/cats/en.png)
English, 11.05.2021 18:10