search for: chris6764

Displaying 9 results from an estimated 9 matches for "chris6764".

2009 Jul 01
2
recoding charactor variables with special charactors
I have a several character variables that I need to recode, but some of them have special characters like single quote or ( ). How tell R to ignore these special characters so I can rename them? Below is the error message I am getting. social$FamilySupport[social$FamilySupport=="Mr. XXXs' extended family live in the Nashville area where he and his wife reside."]<-"Highly
2009 Jul 02
2
Export data to Multiple Sheets in Excel via xlsReadWritePro
Is there a way to export multiple datasets into multiple excel spreadsheets using xlsReadWritePro or with xlsReadWrite? Chris Anderson 707.315.8486 www.sassydeals4u.com ____________________________________________________________ Turn any room into a work of art. Click now for beautiful oriental rugs!
2009 Jun 05
3
help with duplicates
I have a large dataset that contain duplicate records. How do I identify and remove duplicate records? Chris Anderson 707.315.8486 www.sassydeals4u.com ____________________________________________________________ Free info for small business owners. Click here to find great products geared for your business.
2009 Jul 01
1
conditional recoding a variable
I have a variable that identifies citizen type but some of my rows are blank. I want to replace the blank entries with the correct value which is conditional on another variable. In SAS, my conditional statement would be as follow: if citizenType="" and primarylanguage="English" then citizenType ="US citizen"; else citizenType=citizenType; When I try to duplicate this
2009 Jun 03
1
Data Clean of Character variables
I am new to R, and I need to do some simple data cleaning. In the example below I have 164 rows of data with a missing value. I want to convert these missing to unknown while keeping the other values as is. summary(ABIClinical$HasSkinBreakdown) no unknown yes 164 914 163 178 When I did the following code:
2009 Oct 28
1
roc plot with zero length labels error
I am trying to create the roc plot bootstrap method from library(verification), and when I set the plot =both or emp then I get the following error. The roc.plot works fine when the plot is set to binorm. This is my first time using this function in R and am not sure what this error means or how to resolve the issue. It seems to work ok with the example dataset. Is there an option or data
2009 Jul 02
1
help exporting to excel via xlsReadWritePro
I’m trying to export a file from R to excel using the xlsReadWritePro function and I keep getting the error below. I get the same error when I use the oledatetime function. My current date format is mm/dd/yyyy, which is how I want it in excel. Also is there anyway to export different datasets to multiple sheets similar to the ods function in SAS? <?xml:namespace prefix = o ns =
2009 Jul 08
0
Help resolving error in quantcut
I am trying to use the quantcut function to create deciles, but I am getting the error below. I am new to using this function and do not know how to properly use the options or some other conversion that is necessary. #initial summary using describe function in Hmisc library DegreeBurn4th n missing unique Mean .05 .10 .25 .50 .75 .90 .95 76 133
2009 Jul 15
1
Help with RODBC connection to multiple MS SQL Sever databases
I'm trying to pull data from multiple MS SQL Sever databse in R. I can access the databases one at a time, but the tables are to large to pull the entire tables then join then in R. So I need to do a SQL join that will join the tables from the each of the databases. How do I combine the connection so that I can implement it in my sql query below. I'm currently getting the following error: