search for: kemerson

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2008 Jul 14
2
modeling binary response variables
...king for two things: (1) is glm with family = 'binomial' the right way to do this, and (2) are there any good references on how it works. I have posted a plot of a sample of the data I am looking at as well as the sample data used to generate the plots. Sample Plot: http://www.uoregon.edu/~kemerson/tmp/plot.pdf Sample Data: http://www.uoregon.edu/~kemerson/tmp/data.csv Response variable is percent.dev (se2.dev are the errors from binomial estimates given probability and number of samples). Descriptor variables are num.days, ppd, temp, and pop. Any help would be greatly appreciated. Chee...
2006 Jul 24
5
grouping by consecutive integers
...to perform this for many time series so an automated process would be nice. I am hoping to use this as a peak detection protocol. Any advice would be greatly appreciated, Kevin ----- ----- Kevin J Emerson Center for Ecology and Evolutionary Biology 1210 University of Oregon Eugene, OR 97403 USA kemerson at uoregon.edu
2006 Jul 17
1
Getting rid of for loops
...ariable. Any ideas on what tests to use? (I am new to analysis of all-categorical data). Thanks in advance! Kevin -------------------------------------- -------------------------------------- Kevin Emerson Center for Ecology and Evolutionary Biology 1210 University of Oregon Eugene, OR 97403 USA kemerson at uoregon.edu
2005 Jun 20
2
frequency tables
...seems long and tedious. Is there a quick and dirty way of doing this? Thanks in advance! Kevin -- ------------------------------------ ------------------------------------ Kevin J Emerson Center for Ecology and Evolutionary Biology 1210 University of Oregon University of Oregon Eugene, OR 97403 kemerson at dakrwing.uoregon.edu
2007 Dec 13
2
multiple ANOVAs
Hello R help-ers, I have a basic question, but I have been playing with it for a while and haven't quite gotten a hang of how to get it working. I want to perform multiple one-way ANOVAs on subsets of data and am not sure how to do it in an automated way. I am thinking of doing something similar to 'aggregate' but I would like to collect all of the ANOVA results in a way in which I
2009 Mar 24
3
confidence interval or error of x intercept of a linear regression
...76923077, 0.071428571)), .Names = c("Temperature", "Dev.Rate"), class = "data.frame", row.names = c(NA, 107L)) -- ========== ========== Kevin J Emerson Bradshaw-Holzapfel Lab Center for Ecology and Evolutionary Biology 1210 University of Oregon Eugene, Oregon 97403 kemerson at uoregon.edu