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SAS A00-240 Exam - Topic 7 Question 121 Discussion

Refer to the REG procedure output:An analyst has selected this model as a champion because it shows better model fit than a competing model with more predictors.Which statistic justifies this rationale?
C) Adj R-Sq
B) Coeff Var
A) R-Square
D) Error DF

SAS A00-240 Exam - Topic 7 Question 121 Discussion

Actual exam question for SAS's A00-240 exam
Question #: 121
Topic #: 7
[All A00-240 Questions]

Refer to the REG procedure output:

An analyst has selected this model as a champion because it shows better model fit than a competing model with more predictors.

Which statistic justifies this rationale?

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Suggested Answer: C

by Sabra at Jan 22, 2026, 02:07 PM

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Gerald
1 month ago
Don't forget about the BIC, it also supports the champion choice!
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Charolette
1 month ago
Surprised that fewer predictors can outperform a complex model!
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In
1 month ago
But wait, isn't it risky to choose a model with fewer predictors?
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Jeannine
2 months ago
Totally agree, simpler models can be better!
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Francis
2 months ago
The AIC value is lower for the champion model.
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Celia
2 months ago
The F-statistic, obviously. Can't beat that good old-fashioned significance test.
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Pearline
2 months ago
I'm just here for the jokes. This exam is making me sleepy already!
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Anisha
2 months ago
Nah, the Bayesian Information Criterion (BIC) is the way to go. Gotta love those information criteria!
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Herschel
2 months ago
Hmm, I'd go with the Akaike Information Criterion (AIC) on this one. Lower is better, right?
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Alease
3 months ago
The R-squared value looks pretty good, that's gotta be the one.
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Paris
3 months ago
I recall that the likelihood ratio test might be useful for comparing models, but I’m not confident if that’s the right approach for this specific question.
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Francesco
3 months ago
I practiced a question like this where we had to choose between models based on their fit statistics. I feel like the F-statistic could also play a role in justifying the champion model.
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Dallas
4 months ago
I'm not entirely sure, but I remember something about AIC or BIC being used to compare model fit. Could that be relevant here?
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Marguerita
4 months ago
I think the statistic we're looking for might be the adjusted R-squared, since it accounts for the number of predictors in the model.
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Sherita
4 months ago
The R-squared is high, but I'm not sure if that's the best way to compare these two models. I'll need to look at the other fit statistics, like the F-test and the significance of the individual predictors, to really justify why this model is the better choice.
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Kaitlyn
4 months ago
The R-squared is definitely the standout statistic here. If the competing model has more predictors but a lower R-squared, that's a pretty clear indication that this model is the better fit. I'll focus on explaining that in my answer.
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Hector
4 months ago
Okay, the R-squared is high, so that seems like a good sign. But I'm a little confused about how to interpret the other statistics in the output. I'll need to refresh my memory on which ones are most relevant for model selection.
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Jerry
5 months ago
The R-squared is definitely high, but I'm wondering if there are other important factors to consider, like the significance of the predictors or the overall model F-test. I'll need to dig into the details to really understand which statistic is the best justification.
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Heike
5 months ago
Hmm, the R-squared value looks promising, but I'm not sure if that's the best statistic to focus on here. I'll need to review the other model fit statistics to make a more informed decision.
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