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SAS A00-240 Exam - Topic 5 Question 8 Discussion

While building a predictive model, median imputations are performed while preparing the training data.How should the imputations be addressed in the validation data?
C) The imputed values must be recalculated using the validation data.
A) The imputed values are irrelevant to the validation data, and are not used.
B) The imputed values must be applied directly to the validation data without recalculation.
D) The imputed values must be recalculated using both the training and the validation data.

SAS A00-240 Exam - Topic 5 Question 8 Discussion

Actual exam question for SAS's A00-240 exam
Question #: 8
Topic #: 5
[All A00-240 Questions]

While building a predictive model, median imputations are performed while preparing the training data.

How should the imputations be addressed in the validation data?

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Suggested Answer: C

by Dottie at May 05, 2022, 01:08 PM

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Gaynell
10 months ago
D sounds a bit excessive, why use both datasets?
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Janessa
10 months ago
B is the way to go, consistency is crucial!
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Tracie
11 months ago
Wait, are we really not recalculating for validation? That seems off.
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Emeline
11 months ago
I think C makes more sense, recalculating is key.
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Gary
11 months ago
Definitely B, you can't just ignore the imputed values!
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Reena
11 months ago
I thought we learned that imputation should be consistent across datasets, so I lean towards option B, but I’m a bit confused about the details.
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Elvis
11 months ago
I feel like recalculating the imputed values for the validation data could lead to inconsistencies, but I can't recall if that's what we were taught.
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Justa
11 months ago
I remember practicing a question where we had to apply the same imputation method to both datasets, so I think option B makes sense here.
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Alana
11 months ago
I think we should use the same imputed values from the training data for the validation data, but I'm not entirely sure if that's the right approach.
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Cathrine
11 months ago
Wait, I'm confused. I thought the ROI settings were more about financial metrics like time lost and annual analyst salary. Let me re-read the question and options carefully.
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Krystina
11 months ago
The last option about the page being bound to the model sounds like a key requirement. I'll make sure I have that concept down.
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Cathern
12 months ago
This seems like a straightforward question about data management policies. I'll focus on the key phrase "mitigate the high cost of retrieving electronic evidence" and think about what policies could help with that.
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Lynette
12 months ago
I practiced a similar question where we had to balance efficiency with complexity. I think using MST is a valid choice, but I really can't recall why.
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