Question from the sas cert. course prep.

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Kashmira Parekh

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Jul 28, 2014, 9:40:42 AM7/28/14
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Hi Jennifer and Vikas, Please help me with this simple question if possible as soon as you can.

I am not sure why the answer on this question is correct.  My logic was that the set statement was the input file and the data statement was creating the output.  But here, per the question asked , the correct answer is totally opposite from what I think is to be correct.

Can you please look into this?
question 13.4.docx

Anova Groups

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Jul 28, 2014, 9:49:20 AM7/28/14
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Jennifer is working on updating this quiz, please give us couple more days to  update the all the questions.

Your understanding is right.

Kashmira Parekh

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Jul 28, 2014, 11:22:45 AM7/28/14
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Thank you Vikas, Another  question to look into is Question 14.1 in the cert questions.  Looks like none of them seem to be correct.  I picked all of them thinking it may be my mistake and all came out with an incorrect answer.  Personally, I think the correct answer is D. Its a merge of the two sets by varx. 

Jennifer SUN

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Jul 28, 2014, 1:46:16 PM7/28/14
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The answer A is correct for 14.1

this is called one to one reading , which combines  observations based on their relative position in each data set.

you can refer the chapter 13 in the base sas prep book, which located at google drive in the shared book folder.

Jennifer SUN

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Jul 28, 2014, 1:53:33 PM7/28/14
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for your question on 13.4

the correct answer is the C (located at the second row on left, the one you highlight)

the knowledge it tests is Keep and drop option.

you must list Ordertime as one of the variables to be kept since it is used in data processing. you can not drop ordertime in the set statement.


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