My Math Forum the elephant needs statistics

 April 3rd, 2012, 05:06 PM #1 Newbie   Joined: Jan 2012 Posts: 6 Thanks: 0 the elephant needs statistics Does anybody know how to do this problem? A statement has to written as well A study of elephants is conducted to determine the average weight of a certain subspecies of elephants. The standard deviation for the population is 1500 pounds. At a 99% level, how many elephants need to be weighed so the average weight will be accurate to within 200 pounds?

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### a study of elephants is conducted to determine the average weight of a certain subspecies of elephants. the standard deviation for the population is 1500 pounds. at a 99% level, how many elephants need to be weighed so the average weight will be accurate

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