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# M-D ,M, M+d

Author Message
Manager
Joined: 09 Oct 2008
Posts: 93

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14 Oct 2008, 20:55
Hello Friends
One more..

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Intern
Joined: 23 Sep 2008
Posts: 15

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14 Oct 2008, 21:09
ISnt the answer supposed to be C on this.
Director
Joined: 23 May 2008
Posts: 756

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14 Oct 2008, 21:15
should be D

1) 68% interval means that 32% lies outside interval, symetric so 16% above m+d

2) 16% below m-d, symetrical so 16% above m+d
Intern
Joined: 23 Sep 2008
Posts: 15

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14 Oct 2008, 21:19

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.
Re: M-D ,M, M+d   [#permalink] 14 Oct 2008, 21:19
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# M-D ,M, M+d

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