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Answer to Question #39721 in Statistics and Probability for Amanda
Question #39721
Travel Time The following data represent the travel time (in minutes) to school.
Algebra course. Treat the nine students as a population
Amanda 39
Scot 45
Amber 21
Tim 9
Erica 11
Tiffany 12
Nicole 30
Mike 32
Glenn 39
Nicole
(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?
Algebra course. Treat the nine students as a population
Amanda 39
Scot 45
Amber 21
Tim 9
Erica 11
Tiffany 12
Nicole 30
Mike 32
Glenn 39
Nicole
(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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#340153 on Dec 2023
#340153 on Dec 2023
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