With the following algebra question
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Other questions on the subject: Mathematics
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Mathematics, 21.06.2019 15:00, lm18618
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
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30, kataldaine
Which of the following describes the symmetry of the graph of y = x3?
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00, benwill0702
The sum of 5consecutive even numbers is 100. what is the first number in this sequence?
Answers: 1
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