Displaying 20 results from an estimated 1000 matches similar to: "Odd Error message with rare events logit"
2012 Aug 22
0
Clustered standard errors in Relogit (Zelig)
How do I apply clustered standard errors (by country) when using "relogit"
in Zelig? I can not find a function covering this.
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2011 Dec 16
0
Error constructing probabilities in Zelig
I've run an ordered logistic regression model in R with Zelig and am
looking to calculate predicted probabilities. Zelig has a series of simple
one line commands to generate the information I want on first differences
and so forth. Unfortunately, I keep getting an error when running the zelig
function and was wondering if there was a quick alternative for generating
predicted probabilities for
2013 May 17
0
n in pglm() and relogit()
Dear all,
How do I obtain the number of countries that my panel models estimated by
pglm() and relogit() (the latter one is in the Zelig library) use? I
couldn't find any information on that in the help files.
Thank you very much in advance.
Best wishes
2011 Dec 22
0
Finding predicted probabilities
I ran three logit models in R with the Zelig package and I'm trying to
compute the
predicted probabilities for a number of different values on the independent
variable.
My dep variable was accepted or decline and my indep variable is bid
amount, and varies.
So for a bid amount of 3, what's the expected probability of winning.
For a bid amount of 5, what's the expected probability of
2011 Dec 22
1
Error message with glm
I'm working on a logistic regression in R with the car package but keep
getting the following error message.
It's only and warning and not an error, but I'm just not sure how to
resolve the issues.
glm.fit: algorithm did not converge
glm.fit: fitted probabilities numerically 0 or 1 occurred
d1 = data.frame(mwin=c(mwin), mbid=c(mbid))
m1 = zelig(mwin ~ mbid, data=d1,
2011 Dec 16
1
Zellig Error Message
I'm trying to calculate predicted probabilities in R with Zelig and keep
getting the following error.
Can anyone help?
> x.low <- setx(mod, type=1)Error in dta[complete.cases(mf), names(dta) %in% vars, drop = FALSE] :
incorrect number of dimensions
When I ran the model, I ran everything but the explanatory variable as a
numeric variable. Now, I'm trying everything and no
2011 Dec 16
0
Incorrect Number of Dimensions in Zelig with setx()
I'm running an ordered logit in R with the Zelig package and am trying to
calculate some predicted probabilities. However, I get the following error
message.
> x.low <- setx(mod, cars=1)Error in dta[complete.cases(mf), names(dta) %in% vars, drop = FALSE] :
incorrect number of dimensions
I googled this problem and couldn't find anything, minus a question by
me on this same
2010 Mar 29
1
Question about 'logit' and 'mlogit' in Zelig
I'm running a multinomial logit in R using the Zelig packages. According to str(trade962a), my dependent variable is a factor with three levels. When I run the multinomial logit I get an error message. However, when I run 'model=logit' it works fine. any ideas on whats wrong?
## MULTINOMIAL LOGIT
anes96two <- zelig(trade962a ~ age962 + education962 + personal962 + economy962 +
2009 Dec 07
0
zelig logit survey
When I use zelig to compute parameter estimates with "model = logit.survey",
I receive the following error:
Nicholas Carnes. 2007. "logt.surveyWarning message:
In eval(expr, envir, enclose) : non-integer #successes in a binomial glm!
I believe this is because the model is not using "quasibinomial" (see R-News
2003, Analyzing Survey Data in R, by Thomas Lumley). Is there
2008 Apr 11
1
Multinomial Logit Regression
Hi all,
I have a dataset with a response variable with three categories (1, 2, 3)
and a lot of continuous variables. I'd like to make a MLR with these
variables. I've been watching the libraries nnet and zelig for this purpose
but I don't understand them well.
I use a training sample data to make the MLR.
train.set <- sample(1:1000,1000*0.7)
I have done this:
library(nnet)
net
2012 Jun 04
3
regression methods for rare events?
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2007 Jun 05
1
logit model interpretation
Hello everyone
I appologize for my lack of experience in statistical methods. I am an R
user begginer and I am running a logit model using "zelig" and "pcse"
packages. I will go to the point and is that Im having problems with
interpreting the results of my models.. It is really simple (I guess for the
most advanced scholars) however I really dont understand how to interpret
2012 Jul 05
2
Plotting the probability curve from a logit model with 10 predictors
I have a logit model with about 10 predictors and I am trying to plot the
probability curve for the model.
Y=1 = 1 / 1+e^-z where z=B0 + B1X1 + ... + BnXi
If the model had only one predictor, I know to do something like below.
mod1 = glm(factor(won) ~ as.numeric(bid), data=mydat,
family=binomial(link="logit"))
all.x <- expand.grid(won=unique(won), bid=unique(bid))
y.hat.new
2012 Aug 13
3
Using the effects package to plot logit probabilities
I'm trying to run a logit model and plot the probability curve for a number
of the important predictors. I'm trying to do this
with the Effects package.
df=data.frame(income=c(5,5,3,3,6,5),
won=c(0,0,1,1,1,0),
age=c(18,18,23,50,19,39),
home=c(0,0,1,0,0,1))
str(df)
md1 = glm(factor(won) ~ income + age + home,
data=df,
2010 Mar 10
1
trouble getting multinimial logit model to work properly
Greetings all,
please consider the following data:
#Build Data frame
Slope<-c(1.291370, 12.208500, 2.110930, 0.578990, 5.019520, 0.807444,
0.554079
, 1.257080, 0.241504 , 0.184337 , 0.383044 , 0.342021)
Exposure<-c(790.54, 1167.79 , 845.58 , 1082.47 , 1189.61 , 677.17 ,
2058.56 , 469.09
, 112.02 , 803.31 , 254.14 ,1336.16)
FwyDist<-c(11809.4222 ,10623.0458, 12279.6271,
2007 Nov 02
3
tumblr-0.0.1
NAME
tumblr
SYNOPSIS
tumblr (setup|write|read|authenticate|check-vimeo|check-audio)
[options]+
DESCRIPTION
tumblr.rb is a command line utility and library which interfaces
to the
excellent tumblr blogging platform @ http://www.tumblr.com
tumblr.rb implements the complete restful api in both library and
command line utility, doccumented in full @ http://www.tumblr.com/api
2010 Jul 26
0
Model Fit Statistics in a Logit Model
I'm running a logistic regression model in R. I've used both the Zelig and Car packages. However, I'm wondering if there is a simple way to get the model fit statistics for the model. (pseudo R-square, chi-square, log liklihood,etc)
Thanks
2004 Mar 23
0
New R package
Zelig: Everyone's Statistical Software
Kosuke Imai, Gary King and Olivia Lau
Version 1.0
(Available at http://gking.harvard.edu/zelig)
A growing proportion of statisticians and methodologists from many
disciplines are converging on R, a powerful statistics package and
programming language. As an open source project, R is freely
2010 Dec 21
0
"variable lengths differ (found for '(weights)')" error in Zelig library
Dear R users,
I am trying to estimate to estimate the average treatmen effect on the
treated (ATT) using first the MatchIt software to weight the data set and,
after this, the Zelig software as shown in Ho et al. (2007). See here for an
explanation of how to apply this technique in R:
http://imai.princeton.edu/research/files/matchit.pdf
I encounter a slight problem when I apply the weights that
2009 Feb 19
0
Zelig method setx()
Hello,
I am attempting to "automate" a Bayesian normal linear regression
using Zelig. Basically, I have a list containing several zelig()
objects, each having a different formula, same data set, and same
model (normal.bayes).
My problem lies in the setx() method, where I am setting a numeric
parameter to a value other than the mean. This is straightforward if
I input the parameters