Displaying 3 results from an estimated 3 matches for "nymph".
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2011 Mar 08
1
NaNs in Nested Mixed Model
Dear R users,
I have a problem with something called "NaNs" in a nested mixed model.
The background is that I have studied the number of insect nymphs
emerging from replicated Willow genotypes in the field. I have 15
replicates each of 4 Willow genotypes belonging two 2 Willow species.
Now I want to elucidate the effect of Willow genotype on the number of
emerging nymphs. Previously I performed a simple one-way anova with
"genotype" as...
2011 Jul 15
1
combining elements in a data frame
...hc pianist 1529 old hi FALSE new
122 1a a 1 C1 2 1 hf hc sweat 1518 new hi TRUE new
123 1a a 1 C1 3 1 lf lc carnage 1046 old hi TRUE old
124 1a a 1 C1 4 1 lf hc nymph 1142 old hi TRUE old
125 1a a 1 C1 5 1 hf lc hank 1487 new hi TRUE new
126 1a a 1 C1 6 1 lf hc waist 1199 new hi TRUE new
respType
121 s
122 s
123 s
124 s
12...
2003 Mar 27
7
Request
Dear all,
I am trying to learn R.
Is it possible to find the mean of some rows (of some table) and to put it
in new table.
For example we have following table
date x y z
1 05-23-2001 7 1 3
2 05-24-2001 8 4 5
3 05-24-2001 6 0 0
4 05-24-2001 26 2 6
5 06-19-2001 0 7 0
6 06-19-2001 5 0