Answer / thirupathi

Proc ttest is correct choice, when the data is continuous
and testing for two treatment groups only.
Proc freq is used if the data is categorical.
Proc anova and glm are used when there are more than two
groups and continuous data.

Answer / nandu

Using proc ttest we can calculate the p-value

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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What sas features do you use to check errors and data validation?

0 Answers  

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Please write codes to merge two datasets and keep every record in the first dataset.

1 Answers  

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

2 Answers  

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When you will use nowd option in report???

6 Answers   Accenture,

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Hi, I have one dataset, could you please ans for this. id amount paid_amount 1 700 400 2 900 250 3 300 300 a 400 250 b 500 320 c 800 650 x 200 190 y 900 250 z 300 180 i want create new dataset having id and paid_amount who are paid high amount comparing amount. ex: 1d paid_amount 3 300 c 650 x 190

3 Answers  

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What Proc glm does?

0 Answers  

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Briefly describe 5 ways to do a "table lookup" in sas.

4 Answers   Quintiles,

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what do the pad and dim functions do? : Sas programming

0 Answers  

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How to read the file names of a text files from a shared drive using SAS?

1 Answers   HSBC, WNS,

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Are you familiar with special input delimiters? How are they used?

4 Answers   Accenture,

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What is a macro routine?

0 Answers  

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