Nathan and Jordan design surveys to determine the amount of time bicyclists in a race spend training each week. Nathan surveys every fifth bicyclist crossing the finish line after a race. Jordan surveys the first five bicyclists to finish the race. Which best explains which sample is likely to be the most valid?

Question

Carsen Gardner

Mathematics

29 April, 08:21

Nathan and Jordan design surveys to determine the amount of time bicyclists in a race spend training each week. Nathan surveys every fifth bicyclist crossing the finish line after a race. Jordan surveys the first five bicyclists to finish the race. Which best explains which sample is likely to be the most valid?

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Anabel Lyons · Answer 1

Nathan's survey should be more valid because he is surveying an infinite number of bicyclists from the beginning to the end of the race while Jordan is only surveying the top three finishers.