![subject](/tpl/images/cats/mat.png)
Mathematics, 12.12.2019 07:31 haha81
Ateacher asks students to list the math lessons they learned on nine random school days in the past month. she evaluates the students’ performance on this assignment to get a general picture of how well students are taking notes. this teacher’s method is an example of systematic random sampling. simple random sampling. convenience sampling. stratified sampling.
![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 18:00
Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:40
What rotation was applied to triangle def to create d’e’f’?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30
Answers: 1
You know the right answer?
Ateacher asks students to list the math lessons they learned on nine random school days in the past...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 06.10.2019 08:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 06.10.2019 08:30
![question](/tpl/images/cats/istoriya.png)
History, 06.10.2019 08:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/es.png)
Spanish, 06.10.2019 08:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 08:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 06.10.2019 08:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/health.png)
Health, 06.10.2019 08:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 08:30
![question](/tpl/images/cats/mat.png)
Mathematics, 06.10.2019 08:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 06.10.2019 08:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 06.10.2019 08:30