hi, Problem-I: suppose I have following variables: v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13,v14,v15,v16,v17,v18,v19,v20,v21,v22,v23,v24, v25,v26 and so on Is it possible to rename those variables which will take following respective names: 6.98,7.98,8.98,9.98,10.98,11.98,12.98,1.99,2.99,3.99,4.99,5.99,6.99,7.99,8.99,9.99,10.99,11.99,12.99,1.00,2.00,3.00,4.00,5.00,6.00,7.00,8.00,9.00,10.00,11.00,12.00......and so on. the number before the dot is month, and the number after the dot is year. I want to do this for a large number of variables, so I don't want code with fixed number of years, rather it would be with variable year. Can you write a code for this? Problem-I: Suppose I have data, now I want to delete the cases whose ages are greater than 25 born in Australia, if the variable for age is A and Country of birth is C, can u also write a code for this?
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