SAS A00-240 Exam - Topic 4 Question 23 Discussion

Actual exam question for SAS's A00-240 exam

Question #: 23
Topic #: 4

Refer to the exhibit:

An analyst examined logistic regression models for predicting whether a customer would make a purchase. The ROC curve displayed summarizes the models. Using the selected model and the analyst's decision rule, 25% of the customers who did not make a purchase are incorrectly classified as purchasers.

What can be concluded from the graph?

AAbout 25% of the customers who did make a purchase are correctly classified as making a purchase.

BAbout 50% of the customers who did make a purchase are correctly classified as making a purchase.

CAbout 85% of the customers who did make a purchase are correctly classified as making a purchase.

DAbout 95% of the customers who did make a purchase are correctly classified as making a purchase.

Show Suggested Answer

Suggested Answer: C

by Gwenn at May 04, 2022, 09:55 PM

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Sueann

4 months ago

I thought it would be lower than 50%, interesting!

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Vincent

4 months ago

Definitely not 95%, that seems too high.

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Irma

4 months ago

I'm guessing it's closer to 85% accuracy based on the ROC curve.

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Melissia

4 months ago

Wait, how can we be sure about the correct classifications?

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Luisa

5 months ago

Looks like 25% false positives is pretty rough.

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Johnson

5 months ago

I feel like the correct answer is probably C or D, but I need to think about how the misclassification affects the true positive rate.

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Katlyn

5 months ago

If 25% of non-purchasers are misclassified, that might suggest a higher true positive rate, but I can't recall the exact numbers for correct classifications.

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Veta

5 months ago

I think I saw a similar question where we had to interpret the ROC curve, and it was about the true positive rate being higher than the false positive rate.

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Denae

5 months ago

I remember something about ROC curves indicating true positive rates, but I'm not sure how that relates to the percentages given here.

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Brandee

5 months ago

Hmm, I'm a little unsure about this one. I know manual lenses have good iris control, but I'm not sure if they're the best in all lighting conditions. I might need to think this through a bit more.

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Marsha

5 months ago

Opening up the RDS instances to all IP addresses? That sounds like a huge security risk. I'll steer clear of that.

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Fannie

5 months ago

I'm a bit confused by this question. The options all sound like they could be part of a product owner's responsibilities. I'll have to review my notes on the product owner role to decide which one best captures the core responsibility.

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Dulce

5 months ago

Okay, let's see... The question is asking about tools for performing a DNS zone transfer attack. I remember learning about Dig, Host, and NSLookup in class, so those are likely the correct answers. I'll go with those.

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Cherry

5 months ago

I remember studying the different solutions, but I'm not sure if FlexStack is part of Cisco's offerings.

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