![subject](/tpl/images/cats/mat.png)
Mathematics, 03.01.2020 21:31 aroland1990x
We guess, based on historical data, that 30% of graduating high-school seniors in a large city will have completed a first-year calculus course. what's the minimum sample size needed to construct a 95% confidence interval for a proportion with a margin of error of 2.5%?
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 13:10
True or false? a triangle can be circumscribed about a given circle
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30
Factor. 8x2y2 – 4x2y – 12xy 4(8x2y2 – x – 12xy) 4(2xy – 4x2y – 12xy) 4x2y2(2xy – xy –3) 4xy(2xy – x – 3)
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:50
An angle that measures between 90 and 180° is called a(,
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
Answers: 1
You know the right answer?
We guess, based on historical data, that 30% of graduating high-school seniors in a large city will...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 15.10.2019 23:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 15.10.2019 23:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
Physics, 16.10.2019 00:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.10.2019 00:00
![question](/tpl/images/cats/biologiya.png)
Biology, 16.10.2019 00:00