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Mathematics, 26.10.2019 15:43 ethannila

Chart:

freshman: 2200
sophomore: 1800
junior: 1400
senior: 1100

heidi is doing a study for her statistics class, and she needs to obtain a random sample of students from a local college. [the enrollment at the college is summarized in the table shown.] choose the best way to obtain a sample of size 50.
a)select 50 students from a new student orientation session.
b)select 50 students from participants in a career day presentation.
c)select 50 students from the stadium homestands during a football game.
d)select only seniors because they have been attending the school longe

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Chart:

freshman: 2200
sophomore: 1800
junior: 1400
senior: 1100
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