![subject](/tpl/images/cats/mat.png)
Mathematics, 12.11.2019 23:31 christingle2004
Amarketing manager samples 150 people and finds that 87 of them have made a purchase on the internet within the past month. estimate the proportion of people who have made a purchase on the internet within the past month, and find the uncertainty in the estimate. estimate the number of people who must be sampled to reduce the uncertainty to 0.03
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 13:30
Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:10
The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0
Answers: 2
You know the right answer?
Amarketing manager samples 150 people and finds that 87 of them have made a purchase on the internet...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 21:59
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.04.2020 21:59
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 21:59
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 21:59
![question](/tpl/images/cats/en.png)
English, 20.04.2020 21:59
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 21:59
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 22:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.04.2020 22:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 22:00