Median is the middle number - as you said previously, the number that has as many above it as below it. Mean is the statistical average - Add them all up and divide by the total number of data points. WRM On Wed, Jul 7, 2010 at 5:23 PM, <tnrwim at aol.com> wrote: > > > I read somewhere that the mean age of PTG members is about 59. That means > there are as many members older than that as younger > > That would be the *median* would it not? > > It could very well be. What's the difference between median, and mean? > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100707/87946fff/attachment.htm>
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