Re: Statistical Distributions

2002-02-19 Thread Herman Rubin
In article [EMAIL PROTECTED], Dennis Roberts [EMAIL PROTECTED] wrote: not to disagree with alan but, my goal was to parallel what glass and stanley did and that is all ...seems like there are all kinds of distributions one might discuss AND, there may be more than one order that is acceptable

Re: Statistical Distributions

2002-02-19 Thread Herman Rubin
In article [EMAIL PROTECTED], Dennis Roberts [EMAIL PROTECTED] wrote: addendum if one manipulates n and p in a binomial and, gets to a point where a person would say (or we would say as the instructor) that what you see is very similar to ... and might even be approximated well by ... the nd

Re: Statistical Distributions

2002-02-19 Thread Dennis Roberts
At 07:34 AM 2/19/02 -0500, Herman Rubin wrote: I do not see this. The binomial distribution is a natural one; the normal distribution, while it has lots of mathematical properties, is not. i don't know of any distribution that is natural ... what does that mean? inherent in the universe? all

Re: Statistical Distributions

2002-02-19 Thread Herman Rubin
In article [EMAIL PROTECTED], Dennis Roberts [EMAIL PROTECTED] wrote: At 07:34 AM 2/19/02 -0500, Herman Rubin wrote: I do not see this. The binomial distribution is a natural one; the normal distribution, while it has lots of mathematical properties, is not. i don't know of any distribution

Re: Statistical Distributions

2002-02-18 Thread Herman Rubin
In article [EMAIL PROTECTED], Timothy W. Victor [EMAIL PROTECTED] wrote: I also think Alan's idea is sound. I start my students off with some binomial expansion theory. Giving not the formulas for the standard distributions but what types of problems result in these is good. But I believe it

Re: Statistical Distributions

2002-02-18 Thread Dennis Roberts
not to disagree with alan but, my goal was to parallel what glass and stanley did and that is all ...seems like there are all kinds of distributions one might discuss AND, there may be more than one order that is acceptable most books of recent vintage (and g and s was 1970) don't even

Re: Statistical Distributions

2002-02-18 Thread Dennis Roberts
addendum if one manipulates n and p in a binomial and, gets to a point where a person would say (or we would say as the instructor) that what you see is very similar to ... and might even be approximated well by ... the nd ... this MEANS that the nd came first in the sense that one would

Re: Statistical Distributions

2002-02-18 Thread Alan McLean
Hi Dennis, Dennis Roberts wrote: not to disagree with alan but, my goal was to parallel what glass and stanley did and that is all ...seems like there are all kinds of distributions one might discuss AND, there may be more than one order that is acceptable Sure, I realised that your goal

Re: Statistical Distributions

2002-02-17 Thread Alan McLean
This is a good idea, Dennis. I would like to see the sequence start with the binomial - in a very real way, the normal occurs naturally as an 'approximation' to the binomial. Alan Dennis Roberts wrote: Back in 1970, Glass and Stanley in their excellent Statistical Methods in Education and

Re: Statistical Distributions

2002-02-17 Thread Timothy W. Victor
I also think Alan's idea is sound. I start my students off with some binomial expansion theory. Alan McLean wrote: This is a good idea, Dennis. I would like to see the sequence start with the binomial - in a very real way, the normal occurs naturally as an 'approximation' to the binomial.