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August 22, 2014

Posts by Zenna


Total # Posts: 2

Science
42.05
February 13, 2010

Statistics
A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time students spent studying per week. Assuming a standard deviation of 6 hours, what is the required sample size if the error is to be less than ½ hour ...
December 8, 2008

Pages: 1

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