Re: [R] How do anova() and Anova(type=III) handle incomplete designs?

2012-06-18 Thread Justin Montemarano
comparable, considering your response. I am still confused about interpretation of interactions within an anova() with an incomplete design, as mine is. Is the interaction term still informative? - Justin Montemarano Graduate Student Kent State University - Biological Sciences http

[R] How do anova() and Anova(type=III) handle incomplete designs?

2012-06-15 Thread Justin Montemarano
0.27493 leaf.species:cond.time 0.568 1 0.8462 0.35888 day:leaf.species:cond.time 1.915 1 2.8539 0.09293 Residuals 118.091 176 - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com http

[R] Violation of sample independence in Pearson's product-moment correlation

2012-06-01 Thread Justin Montemarano
for Pearson's test, and I should have had only 7 points, which would reflect the means of my two variables for each individual animal across 10 days. Is this appropriate or is there a means of accounting for repeated sampling with a correlation test? - Justin Montemarano Graduate Student Kent State

[R] Unable to specify order of a factor

2012-03-21 Thread Justin Montemarano
would be greatly appreciated. - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman

Re: [R] Unable to specify order of a factor

2012-03-21 Thread Justin Montemarano
Actually I've try that too, Sarah The test is to run order(levels(total.density)), which I need to be 1 2 3, not 2 3 1, and your solution still gives me 2 3 1. I also don't know how to reply to this thread with the previous message below... - Justin Montemarano Graduate Student Kent State

Re: [R] Unable to specify order of a factor

2012-03-21 Thread Justin Montemarano
if I wasn't clear and/or I've missed your message. - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https

Re: [R] Unable to specify order of a factor

2012-03-21 Thread Justin Montemarano
doesn't do the trick. - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com On Wed, Mar 21, 2012 at 11:42 AM, Ista Zahn istaz...@gmail.com wrote: Hi Justin, this gives the correct order (8, 16, 32) on my machine: total.density - c

Re: [R] Unable to specify order of a factor

2012-03-21 Thread Justin Montemarano
prompted me to discover my error; thanks all. - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com On Wed, Mar 21, 2012 at 12:42 PM, R. Michael Weylandt michael.weyla...@gmail.com wrote: You'll also want to use dput() to send us an exact

[R] Testing treatment effects on exponential decay models

2009-11-09 Thread Justin Montemarano
of data. Thanks for any help. - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman

Re: [R] Find the first values in vector

2009-11-09 Thread Justin Montemarano
Use which() vec_out - which(vec == T) - Justin Montemarano Graduate Student Kent State University - Biological Sciences http://www.montegraphia.com [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https

[R] coxme() random effect syntax

2007-12-06 Thread Justin Montemarano
rock movement (BEDLOAD) as a random co-variate, which is not possible with the coxph() function. Is it possible to do so with coxme() in the kinship package? If so, what is the proper syntax? Thanks for any help. Justin Montemarano __ R-help@r

[R] Post-hoc tests for Cox proportional hazards

2007-10-05 Thread Justin Montemarano
Hello all: I'm having some difficulty interpreting the results of a Cox proportional hazards analysis that I recently performed. I am running the fit with a fixed categorical variable (Treatment) and a nested categorical variable (Chamber) within Treatment. The likelihood ratio tests of both of