Results 1 to 3 of 3

Thread: derivation for standard deviation

  1. September 12th 2011, 09:33 AM #1
    arangu1508
    arangu1508 is offline
    Junior Member
    Joined
    Aug 2011
    Posts
    52

    Smile derivation for standard deviation

    How to derive the formula for standard deviation? Thank you.
    Last edited by arangu1508; September 12th 2011 at 09:34 AM. Reason: to use the correct language for easy understanding
    Follow Math Help Forum on Facebook and Google+
  2. September 12th 2011, 10:33 AM #2
    HallsofIvy
    HallsofIvy is offline
    MHF Contributor
    Joined
    Apr 2005
    Posts
    13,724
    Thanks
    546

    Re: derivation for standard deviation

    Start from the definition of "standard deviation". What is that?
    Follow Math Help Forum on Facebook and Google+
  3. September 13th 2011, 12:00 AM #3
    arangu1508
    arangu1508 is offline
    Junior Member
    Joined
    Aug 2011
    Posts
    52

    Re: derivation for standard deviation

    the Deviation of given data from the mean or average. Am I correct?
    Follow Math Help Forum on Facebook and Google+
« Difference between Standard Deviations? | Equation for a First 4 »

Similar Math Help Forum Discussions

  1. Standard Deviation
    Posted in the Statistics Forum
    Replies: 5
    Last Post: July 12th 2010, 07:13 PM
  2. Finding a standard deviation from a set of averages and standard deviations
    Posted in the Statistics Forum
    Replies: 5
    Last Post: May 18th 2009, 04:14 AM
  3. standard deviation
    Posted in the Advanced Statistics Forum
    Replies: 3
    Last Post: May 23rd 2008, 07:22 AM
  4. standard deviation
    Posted in the Advanced Statistics Forum
    Replies: 3
    Last Post: May 21st 2008, 09:00 PM
  5. standard deviation and mean deviation
    Posted in the Statistics Forum
    Replies: 1
    Last Post: March 16th 2008, 05:09 AM

Search Tags


/mathhelpforum @mathhelpforum