Re: Difference of means: please ignore prior repost

1999-12-23 Thread DIAMOND Mark
Many thanks Mark Diamond markd at psy dot uwa dot edu dot au

Re: Standards for "Skewness"

1999-12-23 Thread David A. Heiser
FROM: William B. Ware, Professor and ChairEducational Psychology, CB# 3500Measurement, and Evaluation University of North CarolinaPHONE (919)-962-7848 Chapel Hill, NC 27599-3500 FAX: (919)-962-1533 http://www.unc.edu/~wbware/

Adjusting marks

1999-12-23 Thread David A. Heiser
Splendid. The pot has been stirred. Some very good responses to my stone. I stand corrected. DAH

Re: grading on the curve

1999-12-23 Thread Herman Rubin
In article <[EMAIL PROTECTED]>, Rich Ulrich <[EMAIL PROTECTED]> wrote: >On 22 Dec 1999 14:47:38 -0800, [EMAIL PROTECTED] (dennis roberts) wrote: >Actually, I see where I might want to be more arbitrary that just >changing a cutoff. How do you reward someone

algorithm for cumulative t-distribution -Reply

1999-12-23 Thread Jerrold Zar
Various methods for this sort of thing are found in the marvelous compilation by M. Zelen and N. C. Severo, 1964, Probability functions, pp. 925-995, in M. Abramowitz and I. Stegun (eds.), Handbok of Mathematical Functions, National Bureau of Standards, Wsahington, D.C. (1965 edition by Dover Publ

algorithm for cumulative t-distribution -Reply

1999-12-23 Thread Jerrold Zar
Various methods for this sort of thing are found in the marvelous compilation by M. Zelen and N. C. Severo, 1964, Probability functions, pp. 925-995, in M. Abramowitz and I. Stegun (eds.), Handbok of Mathematical Functions, National Bureau of Standards, Wsahington, D.C. (1965 edition by Dover Publ

RE: adjusting marks

1999-12-23 Thread Simon, Steve, PhD
A very interesting discussion so far. David A. Heiser writes: >Demming sounds like Karl Marx. In an ideal enlightened society Demmings >approach would work. However the ideal enlightened society always comes >apart because of greed. > >In a greedy, unenlightened, violent society, survival requir

Re: grading on the curve

1999-12-23 Thread Joe Ward
Herman -- I liked your last sentence indicating that MASTERY IS IMPORTANT!! " I do not use a linear grading method; fortunately, early in my teaching, I had a student put it all together on the final." ^ Joe *

Re: grading on the curve

1999-12-23 Thread Rich Ulrich
On 22 Dec 1999 14:47:38 -0800, [EMAIL PROTECTED] (dennis roberts) wrote: [ ... TWO general kinds of "grading" on the curve ... ... how frequently each happens ...] > 1. LOWERing cutoffs ... thus, INcreasing the #s of those getting various > higher grades I have never had the responsibility,

Re: adjusting marks; W. Edwards Deming

1999-12-23 Thread Jim Clark
Hi On Wed, 22 Dec 1999, Peter Westfall wrote: > Jim Clark wrote: > > Artificially giving all students (or almost all) the same grade > > does not minimize variation in the underlying trait, achievement, > > in this case. It simply hides the variation so that one does not > > know to what extent o

Re: anti-SPAM? was: [Re: Difference of means]

1999-12-23 Thread Herman Rubin
In article <[EMAIL PROTECTED]>, Rich Ulrich <[EMAIL PROTECTED]> wrote: >On Wed, 22 Dec 1999 16:18:26 +0800, "DIAMOND Mark" <[EMAIL PROTECTED]> >wrote: .. >I give my address as REPLY address and in the body of my text and I >have posted 15 or 20 times a week,

Re: grading on the curve

1999-12-23 Thread Herman Rubin
In article <[EMAIL PROTECTED]>, dennis roberts <[EMAIL PROTECTED]> wrote: >this discussion is interesting ... >there seems to be TWO general kinds of "grading" on the curve ... it would >be interesting to try to "estimate" how frequently each happens ... >1. LOWERing cutoffs ... thus, INcreasing

Re: adjusting marks

1999-12-23 Thread Peter Westfall
Eric Bohlman wrote: > Try reading _Out of the Crisis_ and _The New Economics_. You may very > well find yourself disagreeing with some of his assertions, > Another good one: Henry Neave, _The Deming Dimension_. It has a more sophisticated (but still pretty lightweight for readers of this n

adjusting marks

1999-12-23 Thread Bob Hayden
This thread has seen an amazing number of postings and is now starting to get out of hand. Question. Does this mean everyone is done grading finals, or is it just that posting to the list looks like more fun than that stack of ungraded papers? Best wishes to all for the coming year! --

Re: Standards for "Skewness"

1999-12-23 Thread William B. Ware
On Wed, 22 Dec 1999, Michael Granaas wrote: > A student recently came in having divided skewness scores by their > standard errors. A procedure he said he got from a text. Does this in > fact make any sense at all? Why not...? Although the measures of skewness and kurtosis are not normally di

Summary - Christmas Reading.

1999-12-23 Thread G.S.Clarke
Hi; I\'d like to thank everyone who replied directly or via the list to my request for book reccomendations for a \'non-technical\' Maths/stats christmas read. Here are a summary of all the recommendations (I don\'t think I\'ve missed any - if so apologies); in places I\'ve reduced the comment

Re: adjusting marks

1999-12-23 Thread Eric Bohlman
David A. Heiser ([EMAIL PROTECTED]) wrote: : Demming sounds like Karl Marx. In an ideal enlightened society Demmings : approach would work. However the ideal enlightened society always comes : apart because of greed. If you say that Deming sounds like Karl Marx, it means only one thing: that you