FW: [R] Normal Distribution Moments

Shawn Way sway at tanox.com
Sun Jan 12 03:56:03 CET 2003

A little more information - I'm trying to write an SPC package for R.  I
havemost of the calculations determined for the package but for the Xbar
upper and lower limits, I need to calculate mean and variance for sample
size using the normal distribution.

-----Original Message-----
From: Uwe Ligges [mailto:ligges at statistik.uni-dortmund.de] 
Sent: Friday, January 10, 2003 11:31 AM
To: Shawn Way
Cc: r-help at stat.math.ethz.ch
Subject: Re: [R] Normal Distribution Moments

Shawn Way wrote:
> I'm generally beating my head against the wall in attempting to 
> determine the Mean and Standard deviation for the distribution of 
> ranges in normal samples.
> Any hints or thoughts?

What's R related here?
Is this an exercise?

Uwe Ligges

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