search for: c3b

...is that I am simulating the data so for some iterations one of the categories is absent. Thus the resulting table shrinks to 3x2. I want it to be 3x3 with zero column corresponding to the missing category. Moreover, I have tried but failed to give the dimension names. -- Sohail Chand PhD Scholar C3b Pope Building School of Mathematical Sciences University of Nottingham Nottingham NG7 2RD UK Lecturer (On Study Leave) Institute of Statistics University of the Punjab Quaid-i-Azam Campus, Lahore (Pakistan) [[alternative HTML version deleted]]

Ok, I know R isn't an optimal environment for looping (or so I've heard) but I have a need to loop through columns of data and create new columns of data based on calculations within rows... I'm sure there's a help file, but I'm not sure what search terms to use to find it! The problem is that these new columns need to have names that I can later access... Like NewVar1,