Displaying 3 results from an estimated 3 matches for "afdm".
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adm
2008 May 03
0
factor analysis for binary data with FactoMineR package
...on the discussions regarding the use of exploratory factor analysis with binary data, from nabble:
http://www.nabble.com/PCA--for-Binary-data-to11050371.html#a11092127
and i tried using FactorMineR package but unfortunately i have trouble understanding what are the types of the variables which AFDM is suitable for? I guessed from that example in ?AFDM that "n" is for categorical variables and "s" for numerical variables. Am I right?
Could this type of factorial analysis give also the factor scores? How?
My code (I'm using only binary variables)
a<-c(sample(0:1,...
2012 May 07
1
How can I brake a label in two lines when using expression()?
...reat", "fWeek"), row.names = c(NA, -12L), class = "data.frame")
xyplot(cbind(Mean.Rate,lower,upper)~fWeek|fTreat,
resp.week.mean.rate,
as.table=TRUE,
xlab="Week",
ylab=expression("Mean Reapisration Rate
(umol."*L^-1*".g (AFDM)"^-1*")"),
scales=list(alternating=FALSE,
tick.number=10,
tck=c(-1,0)),
layout=c(4,1),
ylim=1:5,
auto.key=list(title="Treatment",
lin...
2012 May 03
1
braking a label in two lines when using expression()
...reat", "fWeek"), row.names = c(NA, -12L), class = "data.frame")
xyplot(cbind(Mean.Rate,lower,upper)~fWeek|fTreat,
resp.week.mean.rate,
as.table=TRUE,
xlab="Week",
ylab=expression("Mean Reapisration Rate
(umol."*L^-1*".g (AFDM)"^-1*")"),
scales=list(alternating=FALSE,
tick.number=10,
tck=c(-1,0)),
layout=c(4,1),
ylim=1:5,
auto.key=list(title="Treatment",
lin...