what is standard deviation ,frequency,mean ,median ,variance ?What are their formulae?What is the difference between them?

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what is standard deviation ,frequency,mean ,median ,variance ?What are their formulae?What is the difference between them?
Message posted by sameer on February 3, 2001 at 12:00 AM (ET)

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Re: what is standard deviation ,frequency,mean ,median ,variance ?What are their formulae?What is the difference between them?
Message posted by yiakeshia adams on February 8, 2001 at 12:00 AM (ET)

Could you give me some tips on deviation,frequency etc.

Re: what is standard deviation ,frequency,mean ,median ,variance ?What are their formulae?What is the difference between them?
Message posted by Dream (via 209.240.220.196) on April 4, 2001 at 1:30 AM (ET)

http:www.robertniles.com/stats/mean.shtml
http://www.mathbuilder.com/statistics.htm

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