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Question

According to the Central Limit Theorem, how big of a sample is necessary to make sure the sampling distribution of sample means is normally distributed,

Submitted: 344 days and 16 hours ago.
Category: Math
Value: $9
Status: CLOSED

Accepted Answer

Hi there!

 

Most people choose a sample of 30 to ensure that the sample means are normally distributed.

 

References:

http://www.isixsigma.com/library/content/c030506a.asp

http://people.richland.edu/james/lecture/m170/ch07-clt.html

http://people.hofstra.edu/Stefan_Waner/Realworld/finitetopic1/sampldistr.html

 

Let me know if that's what you were looking for...

 

-Scott

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Expert: Scott
Pos. Feedback: 100.0 %
Accepts: 
Answered: 12/13/2008

MIT Graduate

College degree in math... proficient in all levels -- from algebra to calculus

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