Re: Z Scores and stuff

2001-11-11 Thread Jay Warner
Mark T wrote: > On Fri, 09 Nov 2001 10:13:21 -0500 > Rich Ulrich <[EMAIL PROTECTED]> wrote: > > > On Thu, 8 Nov 2001 18:31:57 +, Mark T <[EMAIL PROTECTED]> > > wrote: > > > > > Hi, > > > > > > What are the formulae for calculating the mean to z, larger proportion and >smaller proportion of a

Re: was RE computing Normal dist, z, etc.

2001-11-11 Thread Jay Warner
I once made use of a complex function, involving a 4th order polynomial, which could be used to approximate the integral of the Normal density function (i.e., the area under the curve) to 3 or more places. It was more or less commonly availalbe in the days before and of IBM 370/67's, and FORT

Re: Evaluating students

2001-11-11 Thread Stan Brown
John Kane <[EMAIL PROTECTED]> wrote in sci.stat.edu: >So you are saying that getting the right answer is not important? No, of course it's important. But getting the right answer for the wrong reasons is bad, since one may not be so lucky next time when, say, calculating a 99% confidence inter

Re: Evaluating students

2001-11-11 Thread Herman Rubin
In article <[EMAIL PROTECTED]>, John Kane <[EMAIL PROTECTED]> wrote: >Herman Rubin wrote: >> In article <[EMAIL PROTECTED]>, >> John Kane <[EMAIL PROTECTED]> wrote: >> >Stan Brown wrote: >> >> Herman Rubin <[EMAIL PROTECTED]> wrote in sci.stat.edu: >> >> >Test for understanding, not for imitat

Re: Reply to John Kane

2001-11-11 Thread Mark T
On 10 Nov 2001 20:57:15 -0800 [EMAIL PROTECTED] wrote: > John, > > I stand corrected. I really guess I misunderstood what Mark wanted. > > I now realize he is an experienced programmer. Hmm, I didn't say that :o) But I can certainly manipulate numbers, variables and equations in Basic. >