[R] Bootstrapping Contrasts for Repeated Measures ANOVA

2007-10-15 Thread Alex Baugh
I have executed a Repeated Measures ANOVA with one DV (latency) and one within subject factor (acoustic condtion: 3 levels) by bootstrapping my sampling distribution of F from the empirical sample distribution. I chose to resample because the sample distribution deviates from normality a lot. The

Re: [R] Bootstrapping Contrasts for Repeated Measures ANOVA

2007-10-16 Thread Daniel Lakeland
On Mon, Oct 15, 2007 at 11:19:35PM -0500, Alex Baugh wrote: > However, I don't know where to begin to write a program to do > contrasts with a resampling technique. select a random sample (with replacement) from the population with factor level 1, and a random sample from the population with fact

Re: [R] Bootstrapping Contrasts for Repeated Measures ANOVA

2007-10-18 Thread Alex Baugh
Two follow up questions from post regarding bootstrapping contrasts for a RM ANOVA: 1. Because my data are repeated measures, isn't it true that I want to shuffle my column heading individually for each subject (row) by resampling WITHOUT replacement? 2. For my DV (latency) I have 3 columns of da