[R] Need some hint on faster data manipulation.

Hi, I am facing a problem in data manipulation. Suppose a data frame contains two columns. The first column consists of some repeated characters and the second consists of some numerical values. The problem is to extract and create a new data frame consisting of rows of each unique char

[R] problem with ML estimation

=list(fnscale=-1)) } mlebinorm(c(1,1,2,2,0.3),y) #### Souvik Banerjee Lecturer Department of statistics Memari College Burdwan India [[alternative HTML version deleted]] __ R-help@r-proj