Standard Deviation / Mean / Median

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priyank12: Junior | Next Rank: 30 Posts; Posts: 26; Joined: Tue Jan 13, 2009 11:25 am

by priyank12 » Sat Jun 06, 2009 10:42 pm

Can someone please provide me soome source from where I can study about standard deviation, mean, mode, median etc....

Thanks in advance !!!

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Source: Beat The GMAT — Quantitative Reasoning | Sat Jun 06, 2009 10:42 pm

dmateer25: Community Manager; Posts: 1049; Joined: Sun Apr 06, 2008 5:15 pmFollowed by: 27 members; Location: Pittsburgh, PA; Thanked: 113 times; GMAT Score:710

by dmateer25 » Sun Jun 07, 2009 5:41 pm

Here is some basic info on mean, median, and mode.

https://www.purplemath.com/modules/meanmode.htm

This next link is about mean and median of consecutive and evenly spaced integers. This is something you definitely should know for the GMAT.

https://businessmajors.about.com/od/gmat ... Ttest1.htm

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