How do you test for missing values?

0 Answers   Quintiles,

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calculate the sum of value using only DATA STEP. data count_; input year name $ value; cards; 2006 xxx 10 2007 yyy 12 2006 xxx 20 2008 yyy 15 2007 xxx 15 ; out put should be like this year name T_value ----------------------- 2006 xxx 30 2007 xxx 15 2007 yyy 12 2008 xxx 15

6 Answers  

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Name statements that function at both compile and execution time?

1 Answers  

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what is chi-square test? have you used that?

1 Answers   Accenture, Quintiles,

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How do you add a number to a macro variable?

2 Answers  

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What are the scrubbing procedures in sas?

0 Answers  

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how can get the first and last observations in a dataset using Proc SQl?

4 Answers   Satyam,

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what are system option ? give few examples ? what are dataset options and dataset statements ? if there is a keep option and keep statement ? which one is executed first ? Difference between a WHERE statement and IF statement ? what is the advantage of using WHERE statement option on the dataset ?

1 Answers   Satyam,

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Tell me more about the parameters in macro? : sas-macro

0 Answers  

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what are the methods that you would employ to fine tune your SQL extract process using SAS/Access or Proc SQL?

1 Answers  

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describe how to adjust the performance of data integrator? : Sas-di

0 Answers  

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explain about sas business intelligence? : Sas-bi

0 Answers  

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