Exit A00-280 SAS Certified Clinical Trials Programmer Using SAS 9
Question 2 of 5
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Q2 Single choice

A Statistical Analysis Plan defines study day as the number of days between the visit date and the date of

randomization plus one day.

The following SAS program is submitted using a macro from the project's library:

How is the STUDYDAY macro defined?

  • A

    %MACRO studyday(rand, visit) ;
    &vdt. ?&rdt. + 1
    %MEND studyday ;

  • B

    %MACRO studyday(rand=, visit=) ;
    &vdt. ?&rdt. + 1
    %MEND studyday ;

  • C

    %MACRO studyday(rand, visit) ;
    &visit. ?&rand. + 1
    %MEND studyday ;

  • D

    %MACRO studyday(visit=, rand=) ;
    &visit. ?&rand. + 1
    %MEND studyday ;

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