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Forumulaes for SD and Mean , Median propblems

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Manager
Joined: 29 Aug 2007
Posts: 110

Kudos [?]: 11 [0], given: 0

Forumulaes for SD and Mean , Median propblems [#permalink]

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12 Sep 2007, 04:25
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

Guys,

Can any one of you help me with formulaes I need to know to solve standard deviation, mean , median problems

I ran ito a question in GMAT PREP

Given Mean and values that are 2 SD below the mean and 1 SD above the mean.. What is the value of the median..

I saw the same question solved in the GMATCLUB but cant seem to find it..

Thanks again!!

Kudos [?]: 11 [0], given: 0

Director
Joined: 03 May 2007
Posts: 867

Kudos [?]: 279 [0], given: 7

Schools: University of Chicago, Wharton School
Re: Forumulaes for SD and Mean , Median propblems [#permalink]

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12 Sep 2007, 07:05
beatgmat wrote:
Guys,

Can any one of you help me with formulaes I need to know to solve standard deviation, mean , median problems

I ran ito a question in GMAT PREP

Given Mean and values that are 2 SD below the mean and 1 SD above the mean.. What is the value of the median..

I saw the same question solved in the GMATCLUB but cant seem to find it..

Thanks again!!

http://www.gmatclub.com/forum/t52054

always go to search and search for the post that you are looking for by putting a key word.

Kudos [?]: 279 [0], given: 7

Director
Joined: 08 Jun 2007
Posts: 575

Kudos [?]: 111 [0], given: 0

Re: Forumulaes for SD and Mean , Median propblems [#permalink]

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12 Sep 2007, 09:41
beatgmat wrote:
Guys,

Can any one of you help me with formulaes I need to know to solve standard deviation, mean , median problems

I ran ito a question in GMAT PREP

Given Mean and values that are 2 SD below the mean and 1 SD above the mean.. What is the value of the median..

I saw the same question solved in the GMATCLUB but cant seem to find it..

Thanks again!!

Learn the bell curve to understand the nuisances of SD

Kudos [?]: 111 [0], given: 0

Re: Forumulaes for SD and Mean , Median propblems   [#permalink] 12 Sep 2007, 09:41
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Forumulaes for SD and Mean , Median propblems

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