Answer
Systematic
Work Step by Step
This is systematic as the samples are chosen using a systematic rule--namely, every tenth passenger. Since the results are taken throughout the day, this sample is most likely unbiased.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 11 - 11.4 Select and Draw Conclusions from Samples - 11.4 Exercises - Skill Practice - Page 769: 3
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