chapter 4 question 1 in base prep quiz

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Jennifer SUN

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Jul 23, 2014, 12:38:32 PM7/23/14
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please explain why the answer d is not correct?

is it because noobs is not necessary with ID statement? any other error in d?

thanks 
4-1-base prep.docx

Anova Groups

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Jul 24, 2014, 2:45:46 PM7/24/14
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date variable repeats on both ID and VAR statement and that will create two columns with date information in output but in given output date variable shows up only once and that is the reason why option D is not the right choice.
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