Mathematics, 28.08.2019 18:00 alexkrol10
Which of the following is a contact force? a)gravity pulling a ball to the ground b) electrical charges attracting each other c) the weight of an object d)a car pulling a trailer
Answers: 1
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
Mathematics, 21.06.2019 19:30
Identify the number 127 as a rational or irrational. explain
Answers: 2
Mathematics, 21.06.2019 22:30
Which of the functions below could have created this graph?
Answers: 1
Which of the following is a contact force? a)gravity pulling a ball to the ground b) electrical cha...
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