How would you delete observations with duplicate keys?

6 Answers  

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what other SAS features do you use for error trapping and data validation?

3 Answers   Quintiles,

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What is the order of evaluation of the comparison operators: + - * /** ()?

3 Answers   Quintiles,

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how can u convert this 25-jul-2010 from numeric to charcter?

3 Answers  

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create macros---you have 365 number of data and you need to merge it throw the macros,,,,,, data file1; input a @@; cards; 1 2 3 4 ; run; data file2; input a @@; cards; 5 6 7 8 ; run; data file3; input a @@; cards; 9 10 11 12 ; run;data file4; input a @@; cards; 13 14 15 16 ; run;

6 Answers   WNS,

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explain the proc in sas? : Sas-administrator

0 Answers  

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Mention how to limit decimal places for the variable using proc means?

0 Answers  

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Can you execute a macro within a macro? Describe. : sas-macro

0 Answers  

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What are the limitations for memory allocation for SAS variables

0 Answers   Signetsoft,

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What is the command used to find missing values?

0 Answers  

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Give e an example of..

0 Answers  

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what is the use of proc sql? : Sas programming

0 Answers  

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