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SAS A00-240 Exam - Topic 1 Question 70 Discussion

Refer to the exhibit.These graphs were created using the GLM procedure with the plots(only)=diagnostics option.Which plot do you use to identify influential observations?
A) Cook's D by Observation
B) Residual by Quantile
C) Residual by Predicted
D) Fit - Mean and Residual Plot

SAS A00-240 Exam - Topic 1 Question 70 Discussion

Actual exam question for SAS's A00-240 exam
Question #: 70
Topic #: 1
[All A00-240 Questions]

Refer to the exhibit.

These graphs were created using the GLM procedure with the plots(only)=diagnostics option.

Which plot do you use to identify influential observations?

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Suggested Answer: A

by Lavonna at May 24, 2023, 09:21 AM

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An
10 months ago
Really? I always thought the Fit - Mean plot was more useful.
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Aimee
10 months ago
Cook's D helps identify outliers in regression.
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Chantay
10 months ago
Wait, are we sure about that? I thought it was Residual by Predicted.
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Alishia
10 months ago
I agree, Cook's D is the go-to for that.
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Jamey
11 months ago
Definitely Cook's D for influential observations!
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Evan
11 months ago
I feel like I might confuse these plots; I should have reviewed the definitions better before the exam.
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Zena
11 months ago
Residual by Predicted seems relevant too, but I can't recall if it's specifically for identifying influential points.
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Cory
11 months ago
I remember practicing with similar questions, and Cook's D definitely stood out for that purpose.
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Francoise
11 months ago
I think Cook's D is the one for identifying influential observations, but I'm not completely sure.
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Elly
11 months ago
I'm a bit confused by the wording here. Is the issue that the server certificate isn't trusted, or that users don't have the right keys? I'll need to think this through carefully.
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Myra
11 months ago
I keep mixing up vManage and vSmart; I need to recall which one does the actual policy deployment.
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Maynard
11 months ago
The Media Server's capabilities around codec conversion and integration with the SIP Server are important clues here. I'll focus on those aspects.
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Alease
12 months ago
I'm a bit confused by the wording of the question. I'm not entirely sure what "compliance rule" means in this context. I'll have to think it through more.
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