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1,101 results for “from:Michael Dewey”

is there anything wrong with doing a multinomial logistic like it is a binary logistic regression?
Michael Dewey · Aug 17, 2013 · r-help

At 04:13 17/08/2013, Eunice Chou wrote: >My outcome variable (y) is 3 categories. Is there anything bad about using >the following code to get a parameter estimate for my bivariate model? > >publicfit = glm(y ~ public, data=dataSPSS...

readRDS problem
Michael Dewey · Feb 24, 2016 · r-help

Try calling it something other than data. On 24/02/2016 09:26, Sigbert Klinke wrote: > Hi, > > I have two scripts, one creates a data structure (a list of data frames > + some attributes) and saves it via saveRDS. > > The second...

[R-meta] Reminder about the MetaAnalysis CRAN Task View
Michael Dewey · Nov 13, 2024 · r-sig-meta-analysis

I post sporadically about this to report on progress and give general updates. The number of packages continues to grow. Despite some falling out of CRAN we seem to stll be approaching 200 as an asymptote from below. It would...

Advice sought about Rd versions
Michael Dewey · Jul 28, 2009 · r-devel

From R 2.9.0 we have the concept of versions for Rd files. The manual is clear about the differences but I am unsure as to what I should do about my existing packages. Is it recommended that I...

How to create a correlation table for categorical data???
Michael Dewey · Jan 5, 2006 · r-help

At 19:07 04/01/06, fabio crepaldi wrote: >Hi, > I need to create the correlation table of a set of categorical data > (sex, marital_status, car_type, etc.) for a given population. > Basically what I'm looking for is...

help regarding r-project
Michael Dewey · Jun 8, 2017 · r-help

I do not think anyone is going to be able to help you unless you can provide a reproducible example with a clear account of what it dies and what you expected it to do. On 08/06/2017 06...

Overlaying density plot on forest plot
Michael Dewey · Dec 11, 2011 · r-help

At 07:16 10/12/2011, Frank Peter wrote: >Dear R User, > >Please, I am new to R. I want to overlay density plot for predictive >interval pooled result in meta-analysis. >http://addictedtor.free.fr/graphiques/graphcode.php?graph...

Remove all box around a plot except bottom line (base graphics)
Michael Dewey · Nov 28, 2024 · r-help

To make the plot clearer I have removed the axes but I wish to remove all the boz except the bottom horizontal line. Using the bty parameter does not seem to enable me to just leave the horizontal line at...

plot the chi-square distribution for n=1 through 10, on one plot
Michael Dewey · Oct 7, 2007 · r-help

At 23:48 06/10/2007, fb wrote: >Dear help list. > >I would like to plot the chi-square distribution for n=1 through 10, on >one plot. > >How do I go about doing that? > >I know how to plot...

Fortune candidate, was Re: Shaded areas in R
Michael Dewey · May 26, 2016 · r-help

In a reply Duncan said On 26/05/2016 16:12, Duncan Murdoch wrote: > On 26/05/2016 11:03 AM, ?scar Jim?nez wrote: > > You should try things; R won't break. >> > > Duncan Murdoch > > ______________________________________________ > R-help at r-project...

Responding to a posting in the digest
Michael Dewey · Jun 14, 2007 · r-help

At 08:26 14/06/2007, Moshe Olshansky wrote: >Is there a convenient way to respond to a particular >posting which is a part of the digest? >I mean something that will automatically quote the >original message, subject, etc. Yes...

glm cannot find valid starting values
Michael Dewey · Oct 14, 2006 · r-help

At 15:31 13/10/2006, Ronaldo ReisJunior wrote: >Hi, > >I have some similar problems. Some times ago this problem dont there existed. > >Look this simple example: > > > Y <- c(0,0,0,1,4,8,16) > > X <- c(1,2...

Error when naming rows of dataset
Michael Dewey · Oct 25, 2006 · r-help

At 17:30 24/10/2006, yongchuan wrote: >I get the following error when I try reading in a table. >How are 1.1, 1.2, 1.3 duplicate row names? Thx. R gives you brief details of where it...

~ . help
Michael Dewey · Jul 30, 2008 · r-help

At 08:44 30/07/2008, renata.camargo05 at ntlworld.com wrote: >Hello, > >What the tilde and dot means? I believe is something to do with >formula, but how do they work? You are already half way there ?formula should...

New package metap on CRAN
Michael Dewey · Mar 17, 2014 · r-packages

This package provides meta-analysis of significance values. Although the preferred way of performing meta-analysis uses effect sizes sometimes these are unavailable and only p-values can be obtained from the primary studies. The metap package provides several ways...

generate two sets of random numbers that are correlated
Michael Dewey · Aug 14, 2011 · r-help

At 17:01 11/08/2011, Kathie wrote: >almost forgot. In fact, I want to generate correlated Poisson random vectors. Kathie Typing generate random poisson into the R Site Search gives a number of hits. Does any of them do...

[R-meta] Cumulative m-a forest plot
Michael Dewey · Aug 22, 2019 · r-sig-meta-analysis

Dear Patrizio Assuming this is cumul() from metafor then yes. What did you try and what happened when you did? Michael On 22/08/2019 14:12, Patrizio Tressoldi wrote: > Is it possible to obtain the forest plot of the...

Beta-coefficients for ZINB model
Michael Dewey · Dec 14, 2012 · r-help

At 08:33 14/12/2012, Jeremy Goss wrote: >Dear users, > >Does anyone have any idea how to generate standardised beta coefficients >for a ZINB model in R to compare which explanatory variables are having the >greatest impact on the...

chi-square distribution table
Michael Dewey · Dec 18, 2017 · r-help

You might get better answers if you show us what you attempted and why it did not do what you had wished for. On 18/12/2017 14:41, HATMZAHARNA via R-help wrote: > Please could you tell me how...

Exact Confidence Intervals for the Ration of Two Binomial
Michael Dewey · Aug 24, 2007 · r-help

At 18:28 23/08/2007, Antonio_Paredes at aphis.usda.gov wrote: >Hello everyone, > >I will like to know if there is an R package to compute exact confidence >intervals for the ratio of two binomial proportions. If you...

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