Question

The following data represent the travel time (in minutes) to school for nine students enrolled in Sulivan’s College Algebra course. Treat the nine students as a population.
(a) Determine the population standard deviation.
(b) Find three simple random samples of size 4, and determine the sample standard deviation of each sample.
(c) Which samples underestimate the population standard deviation? Which overestimate the population standard deviation?


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  • CreatedApril 27, 2015
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