Help solve this please
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00
Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
1. what expression would be the same as 6x+x+0 2. find the prime factorization of 60 3. write the expression for 6 + x in words.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:10
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 11.06.2021 08:10
![question](/tpl/images/cats/istoriya.png)
History, 11.06.2021 08:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:10
![question](/tpl/images/cats/fizika.png)
Physics, 11.06.2021 08:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 11.06.2021 08:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.06.2021 08:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2021 08:10
![question](/tpl/images/cats/obshestvoznanie.png)