how do you test for missing values? : Sas programming

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"What is the difference between proc sort nodup and proc sort nodupkey?"

2 Answers  

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Does anybody have SAS Training manual or documentation or can you refer me any book to have better understanding on SAS. I am fresher to SAS tool. (Ready to pay)

4 Answers  

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What statement do you code to tell SAS that it is to write to an external file? What statement do you code to write the record to the file?

2 Answers   Accenture,

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how does sas handle missing values in procs? : Sas programming

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/* This is example of age caluculate wihtout to display perfect days and years in output window */ data age; retain dob "12jun2003"d now "24may2011"d; age1=now-dob; age=(now-dob)/365.25; years=int(age); days1=round((age-years)*365.25); months=month(now)-1; if days1 gt 30 and months in(12,10,8,6,4,2)then do; month1=days1/30.4375; month=int(days1/30.4375); if day(now)=1 then days=1; else days=round((month1-month)*30.4375)+1; drop days1 month1 month; end; else if days1 gt 30 and months in (1,3,5,7,9,11)then do; month1=days1/30.4375; month=int(days1/30.4375); if day(now)=1 then days=1; else days=round((month1-month) *30.4375); drop days1 month1 month; end; drop age age1; proc print data=age; format dob now date.; run;

1 Answers   Emerio,

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how to shift the rows to cols? eg: i have like field1 field2 field3 10 20 20 this should be displayed as field1 10 field2 20 field3 30 (without the obs col) how do this?can i use transpose or tell me suitable way to do this?

3 Answers   CMC,

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WHAT DOES A SAS SPECIFICATION DOCUMENT SDS CONTAIN ?

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What’s the difference between var b1 – b3 and var b1 — b3?

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how to display duplicated observations in a data using base sas.

13 Answers   HCL, TCS,

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Hi im new to sas. I have a file with some charecter variables and some numeric variables now i want to load charecter variables into one datastep and numeric variables into another data step pls let me know Thanks

2 Answers  

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If a variable contains letters or special characters, can it be numeric data type?

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