SAS Exam A00-240 Topic 5 Question 115 Discussion

Actual exam question for SAS's A00-240 exam

Question #: 115
Topic #: 5

[All A00-240 Questions]

An analyst investigates Region (A, B, or C) as an input variable in a logistic regression model.

The analyst discovers that the probability of purchasing a certain item when Region = A is 1.

What problem does this illustrate?

ACollinearity

BInfluential observations

CQuasi-complete separation

DProblems that arise due to missing values

Show Suggested Answer

Suggested Answer: C

by Maryann at Aug 02, 2025, 05:04 PM

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7 hours ago

But could it also be quasi-complete separation?

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4 days ago

I agree with Alita, it seems like collinearity is the issue here.

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10 days ago

I think the problem illustrated is collinearity.

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10 days ago

Aha! Looks like we've got a case of quasi-complete separation here. That probability of 1 is a real red flag, if you ask me.

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