R=19, M
SEE THE PICTURE TO UNDERSTAND SORRY
...
Answers: 3
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 15:40
What is the probability of rolling a single die greater than 4
Answers: 1
Mathematics, 21.06.2019 18:50
Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents
Answers: 3
English, 23.12.2020 18:10
Social Studies, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
History, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
Social Studies, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
English, 23.12.2020 18:10
Social Studies, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
History, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
Social Studies, 23.12.2020 18:10
Mathematics, 23.12.2020 18:10
Computers and Technology, 23.12.2020 18:10