Displaying 5 results from an estimated 5 matches for "forbes2000".
2012 Feb 14
1
txtStart creates a NULL file
....ethz.ch/pipermail/r-help/2010-September/253177.html) but the result seemed to be ambiguous. Is there a work-around? Reproducible code and sessioninfo are below. The OS is Mac OS 10.6.8.
Yours truly, Simon Kiss
install.packages("HSAUR")
library(HSAUR)
library(TeachingDemos)
data("Forbes2000", package="HSAUR")
#This is a test of R output for the blind
txtStart('test.txt', commands=TRUE, results=TRUE)
txtComment('This command provides the mean profit in the data set')
mean(Forbes2000$profits, na.rm=TRUE)
txtComment('This command provides the standard d...
2007 May 24
1
"[RODBC] ERROR: Could not SQLExecDirect"
Hi, everyone,
I try to run as follows:
Z>library("RODBC")
Z>cnct<-odbcConnectExcel("Forbes2000.xls")
Z>cnct
RODB Connection 1
Details:
case=nochange
DBQ=C:\Program Files\R\R-2.5.0\Forbes2000.xls
DefaultDir=C:\Program Files\R\R-2.5.0
Driver={Microsoft Excel Driver (*.xls)}
DriverId=790
MaxBufferSize=2048
PageTimeout=5
Z>sqlQuery(cnct, "select * from \"Forbes...
2009 Sep 11
0
ipred bagging segfault on 64 bit linux build
...*** caught segfault ***
address(nil), cause 'unknown'
I'm working on a 64bit build of R 2.8.1 on a linux machine. If you want more
details, I can surely get them.
It happens on the last line for the following for all different valies of
ns:
library(rpart)
library(ipred)
data("Forbes2000", package="HSAUR")
Forbes2000 <- subset(Forbes2000, !is.na(profits))
datasize=length(Forbes2000$profits)
f <- rpart(profits ~ assets + marketvalue + sales, data=Forbes2000)
fb <- bagging(profits ~ assets + marketvalue + sales, data=Forbes2000)
fb <- bagging(profits ~ ass...
2012 Oct 25
1
How to quit R script & return to R prompt
Hi
can you please tell me how to quit R script & return to R prompt.
As i tried following but still cannot able to return on to R prompt..
R> barplot(Forbes2000$profits)
R> barplot(xtab(`profits,data=Forbes2000))
+ barplot(xtab(~profits,data=Forbes2000))
+ )
+ Q()
+ ?barplots
+
+
+
+
+ barplot?
+ ?
+ ??
+ ????
+ stop()
+ exit()
+
+
+ ctrl+c
+ q()
+
I'm beginner in R & trying to learn....
Thanks & Regards
Amitesh
--
View this mess...
2008 Jan 20
2
Newbie question on subsets
Hi...
I'm working through the book, A Handbook of Statistical Analyses
using R by Everitt, and I'm trying to do the following (p. 19 of his
book):
boxplot(log(marketvalue)~country,
data = subset(Forbes2000,
country %in% c("United
Kingdom","Germany","India","Turkey")),
ylab="log(marketvalue",
varwidth=TRUE)
This *almost* works, but I'm getting ALL the countries on the x-axis,
not just the 4-specified.
I tried...