Posted by **courtney lara** on Thursday, October 15, 2009 at 6:13pm.

i need to know what mean, median, mode, and range are?

- math -
**Ms. Sue**, Thursday, October 15, 2009 at 6:19pm
http://www.purplemath.com/modules/meanmode.htm

- math -
**kimmi**, Thursday, October 15, 2009 at 6:22pm
MEAN- add all the numbers then divide by how many numbers there r MEDIAN- put all the numbers in order from least to greatest then pick the # in the middle if its 2 #s in the middle add em up then divide it by 2 MODE- the number seen the most RANGE- subtract the biggest number from the smallest number

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