Displaying 20 results from an estimated 8000 matches similar to: "basic question about lm summaries"
2008 Oct 30
1
A question about pairs()
Greetings R users,
I am an R graphics newbie trying to produce a custom trellis plot using
pairs() with R 2.7.2.
I have spatial data on which I run a geographically weighted regression
(gwr, using the -spgwr- package). I want to check the gwr coefficients
for multicollinearity and spatial association, following Wheeler and
Tiefelsdorf (2005), and I would like to summarize the results of this
2013 Feb 14
4
lm regression query
Hello:
I have a 4-column dataset: Crime, Education, Urbanization, Age. I want to
construct a multiple linear regression to find the effect of Education,
Urbanization, and Age on Crime"
lm(Crime ~ Education + Urbanization + Age)
If I use + in above statement, does it mean it will build a model to find
the relationship between Crime and Education when Urbanization and Age are
held constant?
2006 Sep 10
2
formatting data to be analysed using multinomial logistic regression (nnet)
I am looking into using the multinomial logistic regression option in the
nnet library and have two questions about formatting the data.
1. Can data be analysed in the following format or does it need to be
transformed into count data, such as the housing data in MASS?
Id Crime paranoia hallucinate toc disorg crimhist age
1 2 1 0 1 0 1 25
2 2 0 1 1 1 1 37
3 1 1 0 1 1 0 42
4 3 0
2020 Mar 17
1
":::" operator doesn't work with data object Ecdat:::Crime
????? The ":::" operator doesn't work for me with "Ecdat:::Crime" on
either macOS 10.15.3 or Windows 10.
????? A different but related issue is that "plm::Crime" says "Error:
'Crime' is not an exported object from 'namespace:plm'", even though
"library(plm); data(Crime); Crime" works.? I would naively think a user
should
2002 Jan 27
1
SUMMARY: EPS->LaTeX problem
Earlier today I posted a problem importing an R graph into a LaTeX file of
seminar class: specifically, the graphic was showing up rotated 180
degrees, along with the rest of the page it was on.
In a real victory for open-source software, I got lots of responses with
three distinct approaches, each of which appears to solve the problem. Try
getting fast, correct help from Microsoft on a Sunday
2011 May 17
2
can not use plot.Predict {rms} reproduce figure 7.8 from Regression Modeling Strategies (http://biostat.mc.vanderbilt.edu/wiki/pub/Main/RmS/course2.pdf)
Dear R-users,
I am using R 2.13.0 and rms 3.3-0 , but can not reproduce figure 7.8 of the
handouts *Regression Modeling Strategies* (
http://biostat.mc.vanderbilt.edu/wiki/pub/Main/RmS/course2.pdf) by the
following code. Could any one help me figure out how to solve this?
setwd('C:/Rharrell')
require(rms)
load('data/counties.sav')
older <- counties$age6574 + counties$age75
2012 May 04
2
Off-Topic: Crime Statistics Don't Pay
WARNING: COMPLETELY OFF TOPIC -- Nothing to do with R.
I thought readers of this list might enjoy the following. The link to
the full article is at the bottom. I hope this is not "too"
inappropriate.
-------
Overconfidence in crime statistics doesn?t pay. In a new study, a team
of criminologists makes the case that reported crime rates should
acknowledge uncertainty in the data. The
2013 Jan 31
2
Help with multiple barplots
Hello: I need to create a six barplots from data that looks pretty close to what appears below. There are two grouping variables (age and gender) and three dependent variables for each grouping variables. I'm not really familiar with trellis graphics, perhaps there is something that can do what I need there, i don't know.
The thing is: I *need* these to appear on one row, with some way
2007 Sep 27
1
R: anova.Design
Dear All:
I tried to replicate a case study described by Prof. Harrell in Chapter 7 of
his Regression Modeling Strategies book, but failed on using anova.Design to
reproduce his table 7.1, Following is the code:
rm(list=ls())
library(Hmisc)
library(Design)
getHdata(counties)
counties$older <- counties$age6574 + counties$age75
label(counties$older) <- '% age >= 65, 1990'
2012 Sep 24
4
SSL CRIME
Hi,
Some of you have heard of CRIME, probably.
from https://bugzilla.redhat.com/show_bug.cgi?id=857051
> Adding the following line to the /etc/sysconfig/httpd file:
>
> export OPENSSL_NO_DEFAULT_ZLIB=1
But there are other services but http that use ssl and are vulnerable?
What is the optimal place for setting this environment variable system wide?
I tried to set it in
1999 Nov 08
1
can't read datasets from MASS library
Hello R users,
Sorry if this is a dumb question but I'm new to R under Windows (NT) and
I can't access datasets from V&R's MASS library :
> library(MASS)
> attach(UScrime)
Error: Object "UScrime" not found
> ls()
character(0)
but I get all the functions...Have I missed something ?
Any help would be appreciated. Thanks,
Mathieu
--
2007 Oct 19
1
plot.Design
Dear R-users:
I am trying to use the following code to reproduce the figures on page 140
of Prof. Frank Harrell's book 'Regression Modeling Strategies':
rm(list=ls())
options(width=128)
library(Hmisc)
library(Design)
getHdata(counties)
counties$older <- counties$age6574 + counties$age75
label(counties$older) <- '% age >= 65, 1990'
counties$pdensity <-
2002 Jan 27
5
EPS->LaTeX problem
Greetings-
I have a strange problem displaying a graph from R (1.3.1, linux) in a
LaTeX document of documentclass seminar.
I'm using graphicx to include the file:
\usepackage{graphicx}
...
\resizebox{\textwidth}{\textheight}{\includegraphics{crime.eps}}
When I do this, the entire slide (including the page number) is rotated
180 degrees. Any ideas why this happens?
The graph was created
2011 Mar 14
2
proportional symbol map ggplot
Hello,
we want to plot a proportional symbol map with ggplot. Symbols' area should
have the same proportions as the scaled variable.
Hereby an example we found on
http://www.r-bloggers.com/bubble-chart-by-using-ggplot2/ . In this example
we see the proportions of the symbols' area are different from the
proportions of the scaled variable:
crime <-
2002 Nov 26
4
[NB] lm problems
Hi,
I have probably overlooked something obvious, but could anybody
help me with following, please?
Trying to make regression analysis. I have a huge dataframe with
results from National Opinion Survey on Crime and Justice
(www.abacon.com/fox/) with two variables G5 and N3 which are
imported to R as ordered factors:
> levels(noscj$G5)
[1] "Strongly agree" "Agree"
2013 Oct 28
1
LZ4 compression in openssh
Also nice to know that zlib at openssh.com enables the compression only
after authentication, mitigating the known problems with compression
and passwords. It is also very hard to do chosen-plaintext attacks on
the client to server side (in opposite to HTTPS where that's trivial).
And most passwords that are typed after authentications are entered
character by character, making them fall under
2003 Dec 01
2
Re: Asterisk European Tour: was RE: * Party in Paris
>> Amsterdam!!
> I had my laptop and suitcase stolen in Amsterdam the one time I went
> there, after hearing someone talk about how safe a city it was over
> dinner. Most importantly, also stolen was my (apparently irreplacable)
> copyleft shirt (yellow/gold with large blue backwards (C) symbol on front
> and GPL preamble on back) which no amount of effort has managed to
2002 Mar 11
3
Crime Time Series
Can anyone please recommend a good site for
crime related time series?
Thanks!
Erin
mailto: hodgess at uhddx01.dt.uh.edu
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1999 Apr 15
0
R-0640 Windows
From: "Heberto Ghezzo" <heberto at MEAKINS.Lan.McGill.CA>
Please be patient: rw0640 was only released very late on Monday, and
this is not my primary occupation! In some cases you _need_ the
versions of pre-built packages for rw0640: there is no version of sm
for rw0640 there, yet. I have one working, but not yet fully tested. (I
put one up briefly but removed it pending testing
2001 Sep 14
1
extremly off topic I know but since it leaked into the list anyway....
On the Bombings
Noam Chomsky
The terrorist attacks were major atrocities. In scale they may
not reach the level of many others, for example,
Clinton's bombing of the Sudan with no credible pretext,
destroying half its pharmaceutical supplies and killing