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Reading sas data sets over view chapter 12  

created by tomowsiak on 30 Mar 12
Hard level (49% of success)    9 questions - 61 players
Chapter 12 from the book
 
1
Data work. cardiac(drop =age group); set clinic. fitness(keep=age weight group); if group=2 and age>40; run ; if you run this, what's in work. cardiac?
   
   
   
   
2
Which snippet reads the dataset orders correctly and creates the fastorder dataset?
   
   
   
   
3
There are 500 obs in the dataset USA. what's the result of submitting this code? data work. getobs5(drop=obsnum); obsnum=5; set company. usa(keep=manager payroll) point=obsnum; stop; run;
   
   
   
   
4
Does this code work? data work. getobs5(drop=obsnum); obsnum=5; set company. usa(keep=manager payroll) point=obsnum; output; stop; run;
   
   
5
Data work. getobs5(drop=obsnum); obsnum=5; set company. usa(keep=manager payroll) point=obsnum; output; run; what's missing to prevent a loop?
   
   
6
How many records in this set? data work. getobs5(drop=obsnum); obsnum=5; set company. usa(keep=manager payroll) point=obsnum; output; stop; run;
   
   
   
   
7
What happens when this code runs? data work. addtoend; set clinic. stress2 end=last; if last; run;
   
   
   
   
8
When the PDV is created, at the compilation stage, variables are created in the dataset and the observations are what?
   
   
   
   
9
The data step executes
   
   
   
   
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