Displaying 20 results from an estimated 11000 matches similar to: "Help navigating documentation for descriptive statistics"
2007 May 08
1
Looking for a comprehensive descriptive statistics package
Hi all,
I'm looking for a package that will give me comprehensive set of
descriptive statistics, including skew and kurtosis. Also, is there a
similar package that will provide multivariate descriptive statistics as
well? Thanks in advance,
David
--
===========================================================================
David Kaplan, Ph.D.
Professor
Department of Educational
2016 Apr 06
1
Descriptive Statistics of time series data
Hi
I have four variables and the time series data for each variable consists of values for past 10 years on monthly basis. I want to get descriptive stats for these four variables separately (mean, median, sd, min, max).
The data I import to R consists of different columns, where each column gives values for one month of a particular year (e.g. March 31st, 2010). Right now R gives descriptive
2014 Feb 02
1
Trouble implementing ov_callbacks, endless loop calling seek_func
Hello list,
I've been having a tough time adding windows resource support to my ogg
vorbise decoder, although I think I am close. Basically when I call
ov_open_callbacks(), it doesn't ever return and repeatedly calls my
seek_func.
I'm hoping it is something obvious, but I can't see why my seek_func is
being called endlessly. If the file is seekable, I should return 0, right?
If
2016 Apr 06
0
Descriptive Statistics of time series data
For mean() and sd() you need to convert the data frame to a matrix (I'm guessing here since you did not show us the structure of your data). The min() and max() functions should work on the data frame just fine. If you have other columns in the data frame, extract the monthly columns first.
> set.seed(42)
> x <- data.frame(matrix(rnorm(100), 20, 5))
> str(x)
'data.frame':
2005 Sep 22
1
Descriptive statistics for tables
I have a lot (more than one hundred) of files with tables of the same kind (quadratic, same size) and I want to obtain some statistics for every position on them. Therefore, as a result I want another table. I import every table, and create an object “read.table” for it, then I have try to create a “list” or a “data frame“ and directly utilize some functions like sd( ) without success, because it
2014 Feb 02
0
unsubscribe
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2004 Oct 17
4
Descriptive statistics table
Greetings:
I would like to make a table with descriptive statistics for a data.frame. I guess the question is how can I put together, in a table, the results from, say:
apply(df, 2, mean, na.rm =T)
apply(df, 2, median, na.rm =T)
.......
Thanks,
Mihai Nica
Jackson State University
155 B Parkhurst Dr.
Jackson, MS 39202
601 969 5423
601 914 0361
[[alternative HTML version deleted]]
2010 Dec 13
7
descriptive statistics
Hi. In a data set I have a variable that takes values from 1 to 14. For each
subgroup of values of this variable, I would like to obtain some descriptive
statistics of other variables present in the data set. I've been trying with
a "for" loop but I couldn't get nothing. Could you please suggest me some
lines?
--
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2011 Nov 08
1
skip on error
Dear all,
I have a different data sets and I am doing some calculations over time,
For that every data set is split into junks based on the time stamps
so one data set has like 10 timestamps.
There is also the case that one data set has less than 10 timestamps.
In my code I was doing the following
lapply(Datasource,analysis_for_one_data_source)
2011 Mar 09
3
Sapply for descriptive statistics
I try to calculate descriptive statistics for one of the variables in the
data frame, however command sapply calculates these statistics for every
value of the variable separately. How to make it calculate range (as well as
other statistics) for all column?
Here are commands and results:
> as1$trust
[1] 5.957510 5.888664 6.168135 6.419472 5.668796 6.026923
6.456721 7.017946 5.294411
2008 Mar 03
0
Attempting to connect to an Empress RDBMS via RODBC 1.2-3 causes R 2.6.2.pat to segfault
Hi
I've experienced some unpleasant behaviour while attempting to connect to an Empress 8.6.2 RDBMS via RODBC 1.2-3 and a freshly minted R 2.6.2.pat on a SLED linux system where a call to odbcConnect() to initiate the odbc connection causes R 2.6.2.pat to segfault.
The odbcConnect call is
CHANNEL <- odbcConnect("myEmpressDB", uid="myusername",
2004 Sep 06
1
Fixing libvorbisfile to handle largefiles
[I'm not online regularly, so don't include me in any replies.
Looks like the archives are working at present, so I'll catch
up from them when I get a chance. Thanks...]
(Trying out vorbis-dev@ instead of vorbis@ where I sent my
previous messages; if this is the wrong place, correct me)
Greetings.
Some weeks ago, I submitted several hacks which gave me the
ability to play Ogg
2010 Mar 15
1
inner join sqldf
Hi,
I have two dataframes that have some common columns. I would like to join
them by the common columns prochi and prescribed_date as there are duplicate
prochis but they will be made unique by date. I tried doing an inner join
but that just duplicated the columns whereas I would like the information
from the test_sql_tsf to fill the NAs in the test_sql_psd common columns.
require(sqldf)
2009 Oct 20
2
descriptive statistics qn
This is day one on R for me, I am trying to figure out how to do simple
computations. For example I have a data set with 200 observations. I am
trying to compute the mean and variance in r for 1:25 (first 25
observations); 1:50 (first 50 obs) ; 1:100th observation etc. Here is the
dataset:
Id value
1 2.2338
2 3.13597
3 1.98685
4 4.35593
5 2.43963
6 4.20262
7 3.12131
8 4.79583
9 3.13937
10
2004 Aug 05
1
Using pipe for input data
Hi.
I have asked this question before and Aaron J. Mackey and Tony Plate gave me
some great insight but I still can't figure out how to do what I am trying
to accomplish. So let me ask again...
What I am trying to do is to make R read data from pipe (stdin).
Say I have following files on my directory
my.dat
apple 1
orange 2
grape 3
my.R
d <- read.table(
2011 Jan 12
1
navigating in lists
Dear list members,
I am stuck with navigating in a rather complicated list object.
In general I would need a solution to access all first (or other) elements of the different sublists in one list:
test=list(a=list(1,2),b=list(3,4),c=list(5,6))
like:
test[[1:3]][[1]]
which should result in
c(1,3,5)
Is there any way to access lists in such a way? Using unlist would create quite
2012 Oct 12
1
RTAQ - convert function: warning causes incorrect loading of data
Hello,
I am closely following the RTAQ documentation in order to load my dataset
into R, however I get this warning when running the convert function in the
following way:
convert(from="2010-11-01", to="2010-11-01",datasource=datasource,
datadestination=datadestination,trades=T,quotes=T,ticker="BAC",dir=T,
extention="csv", header=T,
2008 Jun 02
0
[ wxruby-Bugs-20477 ] Wx::ListEvent#get_item crashes when navigating with the keypad
Bugs item #20477, was opened at 02/06/2008 10:34
You can respond by visiting:
http://rubyforge.org/tracker/?func=detail&atid=218&aid=20477&group_id=35
Category: Incorrect behavior
Group: current
Status: Open
Resolution: None
Priority: 3
Submitted By: Pascal Hurni (phi)
Assigned to: Nobody (None)
Summary: Wx::ListEvent#get_item crashes when navigating with the keypad
Initial Comment:
2005 Oct 29
1
Navigating Rails Projects
I''m finding my larger rails project increasing difficult to navigate.
Model,. controller, view, and helpers being seperated, as well as
there being so many small fragments, it can be awkward to find a
partial on a complex page, and awkard to move among all the compents
that need to be touched for a non-trivial change.
Just wondering if anyone had any tips regarding this.
Thanks,
Nick
--
2003 Apr 28
0
Webcuts - Navigating HTML help using only the keyboard
A while ago I put together a Javascript called Webcuts (GPL), which when
included in an HTML document it will make it possible to navigate the
page and follow links by just typing parts of the label of the links,
i.e. no mouse is needed. I have, by using 'sed', added the script to
every HTML help file generated by R as an example, cf.