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  1. P

    How duplicate each row as many times as is given in a variable (SPSS V23)?

    Hello. I'm only start to use SPSS V23. Help me, please. How I can do it?
  2. M

    Expand Observations in New Column Based on Two Columns

    Hi I have read a csv file using the read.table function into R. It contains a list of variables which are numeric in class. I would like to create a new column based on two columns. Se example below, where C is my desired output. A B C 1 4 4 2 3 3 3 4 3 2 5 4 - - 4 - - 4 - -...