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SAS Exam A00-240 Topic 10 Question 72 Discussion

Actual exam question for SAS's A00-240 exam
Question #: 72
Topic #: 10
[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 Becky at Jul 24, 2023, 04:25 PM

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Jerry
1 months ago
Residual by Predicted is a good one for checking linearity, but I think Cook's D is the way to go for influential points.
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Felicidad
15 days ago
I usually use Residual by Predicted for checking linearity, but Cook's D is more specific for influential points.
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Chandra
21 days ago
I agree, Cook's D is definitely the best option for identifying influential observations.
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Lai
1 months ago
Haha, Fit - Mean and Residual Plot? Sounds like a party, not a diagnostic plot. Gotta be Cook's D!
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Malika
Yeah, Cook's D is the go-to for that kind of analysis.
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Lino
21 days ago
I agree, Cook's D is definitely the plot to identify influential observations.
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Julie
1 months ago
Hmm, Residual by Quantile seems more like a plot for checking normality assumption. I'll go with Cook's D.
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Carlota
2 months ago
I believe Cook's D by Observation is the correct plot because it helps in detecting influential data points.
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Melina
2 months ago
I agree with Pedro, Cook's D by Observation is used to identify influential observations.
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Arlean
2 months ago
Cook's D by Observation looks like the right choice to identify influential observations. I remember discussing this in my study group.
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Gussie
12 days ago
B) Residual by Quantile
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Maricela
13 days ago
Yes, Cook's D by Observation is used to identify influential observations.
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Fallon
27 days ago
A) Cook's D by Observation
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Pedro
2 months ago
I think the plot to identify influential observations is Cook's D by Observation.
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Louvenia
2 months ago
Well, I think Cook's D by Observation makes more sense because it specifically looks at the impact of each observation on the model.
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Lavera
2 months ago
I disagree, I believe Residual by Predicted is the plot to use for that.
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Louvenia
2 months ago
I think the plot to identify influential observations is Cook's D by Observation.
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