SAS Institute A00-240 Exam Questions

Question 6 of 97

Refer to the exhibit:
Exam A00-240: Question 6 - Image 1

The plots represent two models, A and B, being fit to the same two data sets, training and validation.
Model A is 90.5% accurate at distinguishing blue from red on the training data and 75.5% accurate at doing the same on validation data. Model B is 83% accurate at distinguishing blue from red on the training data and 78.3% accurate at doing the same on the validation data.
Which of the two models should be selected and why?

Model A. It is more complex with a higher accuracy than model B on training data.

Model A. It performs better on the boundary for the training data.

Model B. It is more complex with a higher accuracy than model A on validation data.

Model B. It is simpler with a higher accuracy than model A on validation data.

Correct Answer: D

Question 7 of 97

Assume a $10 cost for soliciting a non-responder and a $200 profit for soliciting a responder. The logistic regression model gives a probability score named P_R on a SAS data set called VALID. The VALID data set contains the responder variable Pinch, a 1/0 variable coded as 1 for responder. Customers will be solicited when their probability score is more than 0.05.
Which SAS program computes the profit for each customer in the data set VALID?
Exam A00-240: Question 7 - Image 1

Option A

Option B

Option C

Option D

Correct Answer: A

Question 8 of 97

In order to perform honest assessment on a predictive model, what is an acceptable division between training, validation, and testing data?

Training: 50% Validation: 0% Testing: 50%

Training: 100% Validation: 0% Testing: 0%

Training: 0% Validation: 100% Testing: 0%

Training: 50% Validation: 50% Testing: 0%

Correct Answer: D

Question 9 of 97

Refer to the exhibit:
Exam A00-240: Question 9 - Image 1

Based upon the comparative ROC plot for two competing models, which is the champion model and why?

Candidate 1, because the area outside the curve is greater

Candidate 2, because the area under the curve is greater

Candidate 1, because it is closer to the diagonal reference curve

Candidate 2, because it shows less over fit than Candidate 1

Correct Answer: B

Question 10 of 97

A marketing campaign will send brochures describing an expensive product to a set of customers. The cost for mailing and production per customer is $50. The company makes $500 revenue for each sale.
What is the profit matrix for a typical person in the population?
Exam A00-240: Question 10 - Image 1

Option A

Option B

Option C

Option D

Correct Answer: C