Understand that statistics can be used to gain information about a population by examining a sample of the population; generalizations about a population from a sample are valid only if the sample is representative of that population. Understand that random sampling tends to produce representative samples and support valid inferences.
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Q 1/3
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A seventh grade English Language Arts teacher wants to order books for all the seventh grade classes. He wants to determine the favorite type of book among the seventh grade students. Which sample would be the most appropriate for this survey?
60
7 girls in each of his classes
every fifth student in the seventh grade
all of the boys in one of his seventh grade classes
1 out of 7 students in his middle school
Q 2/3
Score 0
A middle school principal wants to change the lunch menu at the school. The principal surveys the students to determine how the students would feel about the changes.
Which survey method will produce the BEST representative sample?
60
survey every tenth seventh grade student during lunch
survey 3 randomly selected students from every homeroom
survey 5 randomly selected students from every art, drama, and music class
survey every fifth student who rides in a car to school
3 questions
Q.
A seventh grade English Language Arts teacher wants to order books for all the seventh grade classes. He wants to determine the favorite type of book among the seventh grade students. Which sample would be the most appropriate for this survey?
1
60 sec
7.SP.A.1
Q.
A middle school principal wants to change the lunch menu at the school. The principal surveys the students to determine how the students would feel about the changes.
Which survey method will produce the BEST representative sample?
2
60 sec
7.SP.A.1
Q.
A school principal wants to determine which type of speaker the students prefer to invite to an assembly for the entire student population. Which survey method would produce the BEST representative sample?