Re: When Can We Really Use CLT Student t

2001-11-28 Thread Jerry Dallal
Kaplon, Howard wrote: What many authors do, I believe, is employ the Law of Large Numbers, and say that for n sufficiently large, the probability approaches 0 that | sigma - s | is different from 0. That is sigma and s may be interchanged with minimal probability of any change. And so

Re: When Can We Really Use CLT Student t

2001-11-28 Thread Jerry Dallal
Ronny Richardson wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large enough and the population standard deviation is

Re: When Can We Really Use CLT Student t

2001-11-21 Thread Dennis Roberts
At 12:49 PM 11/21/01 -0500, Ronny Richardson wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large enough and the population

RE: When Can We Really Use CLT Student t

2001-11-21 Thread Kaplon, Howard
Title: RE: When Can We Really Use CLT Student t It has been a long time; so if I am wrong, please fan the flames gently. The derivation of the t distribution is from the ratio of a Normal(0,1) over the square root of a ChiSquare divided by its degrees of freedom. t = [(x-bar - mu

Re: When Can We Really Use CLT Student t

2001-11-21 Thread Vadim and Oxana Marmer
On 21 Nov 2001, Ronny Richardson wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large enough and the population standard

Re: When Can We Really Use CLT Student t

2001-11-21 Thread Gus Gassmann
Ronny Richardson wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large enough and the population standard deviation is

Re: When Can We Really Use CLT Student t

2001-11-21 Thread Jay Warner
Ronny Richardson wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large enough and the population standard deviation is

Re: When Can We Really Use CLT Student t

2001-11-21 Thread Rich Ulrich
On 21 Nov 2001 10:18:01 -0800, [EMAIL PROTECTED] (Ronny Richardson) wrote: As I understand it, the Central Limit Theorem (CLT) guarantees that the distribution of sample means is normally distributed regardless of the distribution of the underlying data as long as the sample size is large