8.1.1 Study: Populations and Samples ХА
The technology director at Mountainview School wants to increase student use of
the computer lab. She conducts a survey to find out what would encourage students
to come to the lab more often.
Which of the following samples is most representative of the population?
A. Select every 10th student who visits the computer lab in one week, and
survey those students.
OB. Survey all of the students who stay after school to participate in sports
programs.
C. Select every third student who is in the library after school, and survey
those students.
D. Select every 20th name from an alphabetical listing of all students
enrolled in the school, and survey those students.
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