Re: Difference between BOX and JENKIN TRANSFER FUNCTION model and

Marg wrote: Greetings.. Can anyone suggest me what are the differences between Box and Jenkin Transfer function model and multiple regression model? Are there any good tutorials or freewares that deal with the Box and Jenkin Transfer function model? The basic difference is that the TF

comparing factor patterns ?

Hi everybody! Sure thing that some will find this request annoying and pointless again, but there's still a lot of confusion about it. Yes, we do want to compare factor patterns. Actually we need to evaluate whether factorial structures of 2 tests are similar enough, roughly, to assume they're

Factor analysis - which package is best for Windows?

Any ideas, anyone? I am thinking of using IMSL (which comes free with Compaq Visual Fortran). Can I do better? Aron Landy = Instructions for joining and leaving this list and remarks about the problem of INAPPROPRIATE MESSAGES

Re: Boston Globe: MCAS results show weakness in teens' grasp of

I wrote: An obvious approach that would seem to give the advantages hoped for from the focussed test without the disadvantages would be just to group questions in the original test in roughly increasing order of difficulty. which, I think, answers Dennis' question. I

Re: comparing factor patterns ?

Dr. Hans-Christian Waldmann [EMAIL PROTECTED] wrote in message 9mfkde$986$[EMAIL PROTECTED]">news:9mfkde$986$[EMAIL PROTECTED]... Hi everybody! Sure thing that some will find this request annoying and pointless again, but there's still a lot of confusion about it. Yes, we do want to

Re: Factor analysis - which package is best for Windows?

Aron Landy [EMAIL PROTECTED] wrote in message 3b8b6418$0$8507$[EMAIL PROTECTED]">news:3b8b6418$0$8507$[EMAIL PROTECTED]... Any ideas, anyone? I am thinking of using IMSL (which comes free with Compaq Visual Fortran). Can I do better? Any of the standard statistical packages should be fine

Re: Excel for simulating normal distribution

Please do NOT rely on Excel random number generator. It is an old one and is not powerful at all (1 000 000 numbers). Efficient routines can be found at the Cern. Y. There are David Winsemius [EMAIL PROTECTED] wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... I quite agree with

Re: Regression to the mean,Barry Bonds HRs

SO, when bonds hits 73 ... what will people say vis a vis regression to the mean? At 11:40 PM 8/27/01 -0400, Stan Brown wrote: Rich Ulrich [EMAIL PROTECTED] wrote in sci.stat.edu: This was a topic a month ago. Just to bring things up to date

Re: a problem.

I have to make a correction to my yesterday's posting. I think P{selected j different balls}= (sub(N)Csub(j)* sum M1!/n1!n2!...nj!)/N^M1, with summation over all ni,i=1,...,j, 1=niM1, and sum ni = M1. Sorry for confusion. [EMAIL PROTECTED] (Vadim Pliner) wrote in message news:[EMAIL

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RE: Boston Globe: MCAS results show weakness in teens' grasp of

At 02:21 PM 8/28/01 +, NoSpam54 wrote: If there were an AP stats course, they would probably be using a college-level text that would be using a true Tukey boxplot, not the Harcourt-Brace/NCTS boxplot. I don't think it fair for students to know that the NCTS and the K-12 textbook writers

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Re: Boston Globe: MCAS results show weakness in teens' grasp of

At 01:33 PM 8/28/01 -0500, Jay Warner wrote: Suggest we step back a minute. by de facto definition ... the MCAS tests ... are intended to convey ... MINIMUM skills/knowledge that they expect all high school GRADUATES to have ... they certainly cannot purport to test and/or represent anything

Re: Regression to the mean,Barry Bonds HRs

Rich Ulrich wrote: On 28 Aug 2001 06:38:49 -0700, [EMAIL PROTECTED] (Dennis Roberts) wrote: SO, when bonds hits 73 ... what will people say vis a vis regression to the mean? ... steroids ... ? (have to guess that for the 56 he already has.) Hmmm. I would have suggested that Pac

Re: Boston Globe: MCAS results show weakness in teens' grasp of

I got an email from Anand Vaishnav, the Globe reporter who did Friday's article on the math and stats problems in MCAS. Only about 50% of the 63000 10th graders in MA got median and range. I suspect that mean and range probably was the most popular incorrect answer (according to the MCAS

Re: Boston Globe: MCAS results show weakness in teens' grasp of

Dennis Roberts [EMAIL PROTECTED] wrote: if we take the infamous #39 item ... where the options were (if i recall)... A. mean only B. median only C. range and mean D. range and median well, even if we accepted this item as fair ... a student looks at the graph ... sees that there is a

Re: Boston Globe: MCAS results show weakness in teens' grasp of

Eric Bohlman wrote: And furthermore, not all the wrong answers are equally bad. Someone who would answer A or B must know quite a bit less than someone who would answer C (in fact, it would tend to indicate that they had no concept at all of what the boxplot represented). I don't believe

Re: Boston Globe: MCAS results show weakness in teens' grasp of

At 10:43 PM 8/28/01 +, EugeneGall wrote: I got an email from Anand Vaishnav, the Globe reporter who did Friday's article on the math and stats problems in MCAS. Only about 50% of the 63000 10th graders in MA got median and range. I suspect that mean and range probably was the most popular

Re: Boston Globe: MCAS results show weakness in teens' grasp of

At 11:30 PM 8/28/01 +, Jim Callahan wrote: Eric Bohlman wrote: And furthermore, not all the wrong answers are equally bad. Someone who would answer A or B must know quite a bit less than someone who would answer C (in fact, it would tend to indicate that they had no concept at all of

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