I have additional Q:

v1 is gender (M=1 and F=2)
v2 is age

I want R to calculate median only for M (1),
but my comand is not good :)

while(v1=1){median(v2,na.rm=TRUE)}
Error: unexpected '=' in "while(Q2="

2010/4/21 Vlatka Matkovic Puljic <v.matkovic.puljic@gmail.com>

> Thank you!
>
> 2010/4/21 Joshua Wiley <jwiley.psych@gmail.com>
>
> Hello,
>>
>> summary() removes NAs by default.  You can get the same results using
>>
>> median(year, na.rm=TRUE)
>>
>> see ?median
>>
>> HTH,
>>
>> Josh
>>
>> On Wed, Apr 21, 2010 at 6:40 AM, Vlatka Matkovic Puljic
>> <v.matkovic.puljic@gmail.com> wrote:
>> > Hi,
>> >
>> > I have dataset n1 and v1 (years).
>> > when i ask
>> > median(year)
>> > [1] NA
>> >
>> > but if i put summary of dataset n1:
>> > summary(n1)
>> > R produces median (together with min/max/mean....)
>> >
>> > why it is so?
>> >
>> >
>> > --
>> > **************************
>> > Vlatka Matkovic Puljic
>> > 095/8618 171
>> >
>> >        [[alternative HTML version deleted]]
>> >
>> > ______________________________________________
>> > R-help@r-project.org mailing list
>> > https://stat.ethz.ch/mailman/listinfo/r-help
>> > PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> > and provide commented, minimal, self-contained, reproducible code.
>> >
>>
>>
>>
>> --
>> Joshua Wiley
>> Senior in Psychology
>> University of California, Riverside
>> http://www.joshuawiley.com/
>>
>
>
>
> --
> **************************
> Vlatka Matkovic Puljic
> 095/8618 171
>



-- 
**************************
Vlatka Matkovic Puljic
095/8618 171

	[[alternative HTML version deleted]]

