Displaying 3 results from an estimated 3 matches for "kunde_2011".
2016 Apr 26
3
Missing Values in Logical Expressions
Hi All,
I need to evaluate missing values in my data. I am able to filter these
values and do simple statistics on it. But I do need new variables based
on variables with missing values in my dataset:
Check_Kunde_2011 <- ifelse(is.na(Umsatz_2011) == TRUE & Kunde_2011 == 1,
1, 0)
Check_Kunde_2011 <- factor(Check_Kunde_2011, levels = c(1,0), labels =
c("Check", "OK"))
The new variable is not correctly created. It contains no values:
table(Check_Kunde_2011)
< table of extent 0 &...
2016 Apr 26
0
Missing Values in Logical Expressions
Hm
Based on Jim's data your construction gives me correct result.
> Umsatz_2011<-c(1,2,3,4,5,NA,7,8,NA,10)
> Kunde_2011<-rep(0:1,5)
> Check_Kunde_2011 <- ifelse(is.na(Umsatz_2011) == TRUE & Kunde_2011 == 1, 1, 0)
> Check_Kunde_2011 <- factor(Check_Kunde_2011, levels = c(1,0), labels = c("Check", "OK"))
> table(Check_Kunde_2011)
Check_Kunde_2011
Check OK
1 9
So I...
2016 Apr 27
1
Antwort: RE: Missing Values in Logical Expressions
...inwolf.de>,
"r-help at r-project.org" <r-help at r-project.org>,
Datum: 26.04.2016 11:11
Betreff: RE: [R] Missing Values in Logical Expressions
Hm
Based on Jim's data your construction gives me correct result.
> Umsatz_2011<-c(1,2,3,4,5,NA,7,8,NA,10)
> Kunde_2011<-rep(0:1,5)
> Check_Kunde_2011 <- ifelse(is.na(Umsatz_2011) == TRUE & Kunde_2011 == 1,
1, 0)
> Check_Kunde_2011 <- factor(Check_Kunde_2011, levels = c(1,0), labels =
c("Check", "OK"))
> table(Check_Kunde_2011)
Check_Kunde_2011
Check OK
1 9
So...