A group of statistics students decided to conduct a survey at their university to find the average...

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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 population standard deviation of 6 hours, what is the required sample size if the error should be less than ½ hour with a 95% level of confidence? a. 554 b. 130 c. 35 d. 393 Nov 27 2013 04:20 AM

 

Solution ID:609009 | This paper was updated on 26-Nov-2015

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