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The following data represents the travel time (in minutes) to school for nine students enrolled in Sullivan's College Algebra course. Treat the nine students as a population.

Amanda- 39

Amber-21

Tim-9

Mike-32

Nicole-30

Scot- 45

Erica-11

Tiffany-12

Glenn-39

A- Determine the population standard deviation.

B- Find three simple random samples of size 4, and determine the sample standard deciation of each.

C- Which samples underestimate the population standard deviation? Which overestimate the population standard deviation?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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