Re: [R] Help on merging without a common variable

Hi OTOH I wonder why cbind gives error as OP told us x - data.frame(x = 1:5) y - data.frame(y = 6:15) merge(x,y) cbind(x,y) Gives different results but without any error. Regards Petr On Thu, Aug 2, 2012 at 4:52 PM, Ayyappa Chaturvedula ayyapp...@gmail.com wrote: Michael, Thank you

[R] Help on merging without a common variable

Dear All, I want to create a dataset for a NONMEM simulation. I have a dataframe with individual PK parameters and want to create a dosing sceinario in a second dataframe. I want to merge them both so that every individiual's PK parameters are combined with the dosing scenario into one. I do not

Re: [R] Help on merging without a common variable

You can merge without a common variable: x - data.frame(x = 1:5) y - data.frame(y = 6:10) merge(x,y) works just fine (for one set of expectations) If you need more help, please do make a reproducible example (as requested of all R-help posts): the instructions here might help

Re: [R] Help on merging without a common variable

On Thu, Aug 2, 2012 at 4:52 PM, Ayyappa Chaturvedula ayyapp...@gmail.com wrote: Michael, Thank you for this , it worked. I was thinking by is a required argument in merge function. Well, it is required in a strict sense, but it has a default value (defaulting to the shared names) so _you_