A00-255 무료 덤프문제 온라인 액세스

An analyst is performing a market basket analysis (affinity analysis) on the purchase of Shaving Cream and Seltzer Water. The purchase data from a set of 250 customers is shown below:

What is the confidence of the rule "Shaving Cream implies Seltzer Water"? You may use a calculator for this question. On the certification exam, an on-screen calculator is provided for you.
Select one:
Response:

• A.67%
• B.60%
• C.57%
• D.40%

Perform this task using SAS Enterprise Miner:
Continue to use the same diagram. Use an Ensemble node (configure using default options) in SAS Enterprise Miner to combine all four models.
Compare the performance of the ensemble and the four models using average squared error in the validation data. Which is the best model in this comparison?
Response:

• A.Ensemble
• B.Decision Tree
• C.Neural Network
• D.Regression

If we were to add a Transformation node, what would be the default transformation for interval inputs for the present scenario?
Response:

• A.Optimal
• B.Maximum Normal
• C.none of the above
• D.Maximum Correlation

The selected model, based on the misclassification rate for the validation data, has how many input variables?
Response:

• A.3
• B.4 or more
• C.2
• D.1

Assume a variable is coded as follows: 1=unmarried, 2=married, 3=divorced, and 4=widowed. Then which of the following measurement levels should be selected in SAS Enterprise Miner for this variable?
Response:

• A.Interval
• B.Nominal
• C.Ordinal
• D.Unary