Displaying 3 results from an estimated 3 matches for "crosstyp".
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crosstype
2006 Mar 24
0
Trouble phrasing an R command that will run the model i need (ANOVA, nested)
...is an ANOVA with some crossed factors, interactions, and one
nested factor. I have listed them here:
(Factors "foresttype" through to "experiment" are all at the same level;
there is no nesting there, but the last factor listed is nested).
foresttype
region
foresttype:region
crosstype
foresttype:crosstype
experiment
linelabel (nested within every cell)
...and these are the appropriate F-test error terms:
foresttype -> tested against foresttype:crosstype interaction,
everything else -> tested against linelabel(nested)
I expect unequal sample sizes, so i have been trying...
2009 Dec 15
1
error when using multcomp and lm
I am trying to use multcomp to do a Tukey posthoc on growth increments among
genetic crosstypes.
#Fixed effect model
m1 <- lm(inc ~ 0 + Age+ Crosstype + Sex, data = Data.age)
summary(m1)
RESULTS of the model:
summary(m1)
Call:
lm(formula = inc ~ 0 + Age + Crosstype + Sex, data = Data.age)
Residuals:
Min 1Q Median 3Q Max
-0.87180 -0.34002 -0.02702 0.27710 2...
2006 Mar 25
1
Trouble phrasing an R command that will run the model i need (ANOVA, nes
...same set-up for them: each individual cross
only gives one value for a response variable, and has one state with respect
to each factor.
Just in the interests of clarifying things as much as possible: one of my
datasets looks like this(apologies if the formatting gets weird):
foresttype region crosstype experiment linelabel yproductivity
l g wx 1 al1
63
l g wx 1 al2
26
... and so on.
Each horizontal line refers to a single observation. The first horizontal
line, for ex...