Re: REML for Dummies?

2002-03-01 Thread Anon.
Dr Jonathan Newman wrote: I'm trying to find a good introduction to REML (restricted maximum likelihood). I'm a biologist rather than a statistician. If you have any suggestions I'd great appreciate hearing them. Thanks. Lynch Walsh (1998)? (Genetic Analysis of Quantitative Traits,

Re: Preparation for PhD in Statistics

2002-02-11 Thread Anon.
Herman Rubin wrote: snip I would tend to reject any book which does data analysis; I consider cookbook statistics to be putting a loaded gun in the hands of an someone who is totally ignorant about guns; not necessarily an idiot, as the idiot cannot learn. For data analysis, change gun

Re: What does these mean in statistical sense??

2001-12-20 Thread Anon.
Chia C Chong wrote: I have 2 random variables (X and Y). The covariance,c was found equal to 20.2006 and their correlation coefficient,p was 0.0245. From the statistical book, if their c=0, means that X and Y are uncorrelated i.e p=0. However, in my case, c is quite large but p is

Re: simple Splus question - plot regression function

2001-12-04 Thread Anon.
Alexander Sirotkin wrote: Hi. After fitting a linear regression model I need to do an extremely simple thing - plot the regression function along with the original data. Splus has a simple way to plot quite a few complex plots and a very complicated way to do this simple one ! Is

Re: question re: problem

2001-09-18 Thread Anon.
@Home wrote: I had the following to solve: 51% of all domestic cars being shipped have power windows. If a lot contains five such cars: a. what is probability that only one has power windows? b. what is probability that at least one has power windows? I solved each of these problems

Re: question re: problem

2001-09-18 Thread Anon.
@Home wrote: Thanks alot - it worked. How would you compose a short formula depicting: P {Only 1} = [P (Power) x P (NotPower) x P (NotPower) x P (NotPower) x P (NotPower)] + [P (NotPower) x P (Power) x P (NotPower) x P (NotPower) x P (NotPower)] + [P (NotPower) x P

Re: H-Statistic Can't find lookup table for large number of samples

2001-09-12 Thread Anon.
Karl Johanson wrote: JD Kronicz [EMAIL PROTECTED] wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... Hi- I am a human health risk assessor. I am trying to calculate the 95% UCL of a lognormal distribution. The data sets I have all have about 350 samples. I can't find a

Re: WHITE EUROPEANS SUCK

2001-09-10 Thread Anon.
Unclaimed Mysteries wrote: Ian Stirling [EMAIL PROTECTED] wrote in part: And both of you have just repeated the website that the spammer wanted publicised. I'm sure it's very gratefull. But White Europeans do suck. And so do other humans. But only when they've got loppipops in

Re: comparing 2 slopes

2001-07-15 Thread Anon.
Ellen Hertz wrote: Mike, Yes, you are correct. A purist might say that you didn't actually prove that the slopes are the same, only that you failed to demonstrate a significant difference between them (because non-significant parameters can become significant with more data). However,

Re: NY Times on statisticians' view of election

2000-11-21 Thread Anon.
Herman Rubin wrote: In article [EMAIL PROTECTED], Thom Baguley [EMAIL PROTECTED] wrote: Herman Rubin wrote: The UK has effective disenfrachisement of most of the members of its Liberal party. Also, the US was definitely set up NOT to be "democratic"; the British democracy has

Re: NY Times on statisticians' view of election

2000-11-15 Thread Anon.
[EMAIL PROTECTED] wrote: In article [EMAIL PROTECTED], Rodney Sparapani [EMAIL PROTECTED] wrote: 2) they didn't examine the undervotes in the original count or the state-law mandated re-count; it's only in the third count where they are considering them, which is what is so

Re: consistent statistic

2000-09-06 Thread Anon.
Chuck Cleland wrote: Hello: If I understand the concept correctly, a consistent statistic is one whose value approaches the population value as the sample size increases. I am looking for examples of statistics that are _not_ consistent. The best examples would be statistics that are

Re: Which statistical test?

2000-08-21 Thread Anon.
jkroger wrote: Hello, I am trying to determine a statistical difference, but am having some difficulty determining what test should be used. I have two timecourse measures, A and B. At 20 consecutive intervals, A and B are measured, and the results are plotted. Both signals rise quickly

Re: Histogram for discrete probability distribution

2000-08-10 Thread Anon.
Sheila King wrote: [cross-posted to sci.stat.edu,sci.stat.math,k12.ed.math] I'm teaching a GE stat course, my first time teaching stat, and am having some points of confusion. Here is one of my questions: Suppose I have a probability distribution as follows: Sample space: 1.5, 2.0,

Re: C code for Multiple Regression, ANOVA?

2000-07-16 Thread Anon.
Paul Thompson wrote: Hi everyone, Does anyone know if there are any C code functions or libraries available (preferably free/on the Web) for doing multiple regression or multivariate analysis of covariance (MANCOVA)? Have you tried to wade through the source code for R? If not, have a

Re: Stupid question on relationship of r and t

2000-06-24 Thread Anon.
"Jason Osborne, Ph.D." wrote: I am working on a power analysis project- we are reviewing old journal articles to calculate observed effect sizes and power. Some of these articles, for example reporting t-test results, only give means and t-test, no standard deviation. thus, no effect size

Re: I need Help!!

2000-05-31 Thread Anon.
John Lexmark wrote: Please help me to solve this problem, I am stuck... An inspector inspects large truckloads of potatoes to determine the proportion p in the shipment with major defects prior to using the potatoes to make potato chips. Unless there is clear evidence that this proportion