Mathematics, 08.03.2021 23:10 gracelong4326
School newspaper staff went to three different sports games to survey students on their favorite sport, and the results are shown in the table below. Are these samples biased? Why or why not?
Favorite Sport Survey
Sample 1
Sample 2
Sample 3
Basketball 23 Basketball 1 Basketball 1
Football 2 Football 24 Football 2
Volleyball 0 Volleyball 0 Volleyball 22
These samples are not biased because students like different sports and the samples reflect the different opinions.
These samples are biased because the newspaper staff went to a basketball game, football game, and volleyball match to interview the students.
These samples are not biased because each has a total of 25 students, which makes them equal.
These samples are biased because 0 should never appear in a sample as it is not possible.
Answers: 1
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