Discuss SAS A00-240 Exam Topic 7 Question 13

Refer to the exhibit:

SAS output from the RSQUARE selection method, within the REG procedure, is shown. The top two models in each subset are given.

Based on the exhibit, which statement is true?

AThe AIC champion model is more parsimonious than the SBC champion.

BThe SBC champion model is more parsimonious than the AIC champion.

CThe R-Square champion model is the most parsimonious.

DAdjusted R-Square and R-Square agree on the champion model.

Suggested Answer: B

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14 comments · newest first

Lashon 12 months ago

R-Square measures goodness of fit, but doesn't imply parsimony.

Donte 12 months ago

Not sure about that, the AIC model looks pretty strong too.

Doug 1 year ago

Surprised that R-Square and Adjusted R-Square agree on the champion model.

Dyan 1 year ago

I think the SBC champion is definitely more parsimonious!

Albina 1 year ago

AIC and SBC are both used for model selection.

Alison 1 year ago

I feel like adjusted R-Square and R-Square can sometimes lead to different conclusions about the champion model, but I’m not completely confident.

Davida 1 year ago

If I remember correctly, the R-Square champion isn't necessarily the most parsimonious, but I need to double-check that.

Claudia 1 year ago

I think I practiced a similar question where the AIC champion was favored, but I can't recall the specifics of the definitions.

Kristal 1 year ago

I remember discussing how AIC and SBC measure model fit, but I'm not entirely sure which one indicates more parsimony.

Lizbeth 1 year ago

This is a good question. I'll need to review my notes on the latest 5G developments to make sure I select the right answer.

Keshia 1 year ago

Hmm, I'm a bit confused on this one. I know certificate authorities have something to do with security certificates, but I'm not sure if the main function is to store them, expire them, or validate them. I'll have to think this through carefully.

Eun 1 year ago

I'm not sure about this one. The number of taxi journeys in the dataset doesn't seem relevant, and the trip ID wouldn't provide any useful information. I'm leaning towards the trip distance, but I'm not 100% confident.

Cecily 1 year ago

I'm a bit confused by the different application models presented here. I'll need to review the course materials on Blue Prism best practices to make sure I choose the right answer.

Peggie 1 year ago

This question feels tricky to me; I thought all findings should be communicated broadly, not just to specific groups.

SAS A00-240 Exam - Topic 7 Question 13 Discussion