A More than 5% of the children chose “other” as the favorite type of cereal. B Oatmeal is the favorite type of cereal for 15% of the children

C Cold cereal is associated with the mode for the favorite type of cerea

D Grits is the favorite type of cereal for 20% of the children.

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.

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Suppose i flip two identical coins. what is the probability that i get one head and one tail?