Question

Simulates sampling from a population of college students.
a. Take 10 samples of size 4, keeping track of the sample averages of hours per week that students study. Find the range of these averages by subtracting the lowest average from the highest average.
b. Take 10 samples of size 10, keeping track of the sample averages of hours per week that students study. Find the range of these averages by subtracting the lowest average from the highest average.
c. Which sample size demonstrates more variability?
d. If the population average is about 15 hours per week, which sample size demonstrates this most accurately? Why?


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  • CreatedAugust 27, 2015
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