What is the difference between verification and validation?
Answers were Sorted based on User's Feedback
Answer / sunil
verification is to ensure the accuracy and the quality of
SAS programs that generated the final tables according to
the instructions in the SOP and the SAP.
validation is to ensure that the logic and intent of the
program is correct and that data errors are detected.
Is This Answer Correct ? | 7 Yes | 1 No |
Answer / vsrao
verification is nothing but are we building the product
right?
validation means r we building the right product?
(the system should do what the user really requires.
Is This Answer Correct ? | 7 Yes | 2 No |
Answer / kumaraswamy maduri
Verification: It means to check whether things are going on
as per the given input and specifications.
Validation: To test the product whether it works in
functional manner.
Is This Answer Correct ? | 5 Yes | 0 No |
Answer / jbr
Verification is in programming level and Validation is output level.
Is This Answer Correct ? | 1 Yes | 0 No |
Answer / shahena parvin munni
Verification means to checking that data is correctly
transformed into computer from the format. and validation
means to check the entered data is correct.
Is This Answer Correct ? | 1 Yes | 0 No |
Answer / ali
Validation is nothing but to find out the error in the data.
Varification ???
Is This Answer Correct ? | 4 Yes | 5 No |
Answer / sandave003
verification means , checking for errors if any.
and
validation means, proving the dataset is genuine or simply
athenticating the dataset.
Is This Answer Correct ? | 1 Yes | 3 No |
Answer / chiranjeevi
verification is nothing but cheking the missvalues(null),any
special characters and errors in ihe dataset.
validation is nothing but enables you to check the syntax of
a querry.
where statement is using in validation.
Is This Answer Correct ? | 1 Yes | 3 No |
Answer / sas
Verifcation is noting bus checking the data if having any missing values or invalid data.
validation means checking the data the we got is valid or not by using the sas (ex-obs,firstobs);
Is This Answer Correct ? | 0 Yes | 4 No |
what is prime numbers? how we can get plc write sas code?
how can you code the confidence intervals?
6 Answers Cytel, IIT, Ranbaxy,
How would you delete duplicate observations?
How would you code a merge that will write the matches of both to one data set, the non-matches from the left-most data set to a second data set, and the non-matches of the right-most data set to a third data set.
What is the difference between %put and symbolgen? : sas-macro
CHOOSE ANY ONE OF THE PROCEDURE FOLLOWING TO GENERATE THE REPORTS? HOW CAN YOU SAY IT IS BETTER THAN THE OTHER? AND DEFERENCIATE THESE TWO ? 1). REPORT PROCEDURE 2). TABULATE PROCEDURE
I have a dataset with variables empid and doj how to calculate retirement age?
Mention few ways with which a “table lookup’ is done in sas programming.
How would you include common or reuse to be processed along with your statements?
What is the use of the %include statement?
wat is sas? is a package or programming language?
please can you tell me that in companies sas work are doing by through sas coding or sas wizard ??