Online Access Free A00-255 Exam Questions

Refer to the exhibit:

The SAS data set retail contains information on the count of retail store sales based on the following item types: bargain, essential, gourmet, and health. Based on the results from the Cluster Profile node, which statement is true?
Select one:
Response:

• A.The overall distribution of essential item sales is approximately normal and Segment 1 contains stores selling fewer than average essential items.
• B.The overall distribution of essential item sales is right skewed and Segment 4 contains stores selling higher than average essential items.
• C.The overall distribution of bargain item sales is approximately normal and Segment 1 contains stores selling fewer than average bargain items.
• D.The overall distribution of bargain item sales is left-skewed and Segment 4 contains stores selling fewer than average bargain items.

Sometimes in predictive modeling we build models using a sample that has a primary outcome proportion different from true population proportion. This is usually done when the ratio of primary to secondary outcomes in a binary target variable in the population is close to which of the following?
Response:

• A.0.05
• B.1.2
• C.1
• D.0.8

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

• A.4 or more
• B.3
• C.1
• D.2

Perform these tasks in SAS Enterprise Miner:
* Add a Decision Tree node, as shown below. (Make sure you use only default options in the Decision Tree node.)

* Run the Decision Tree node.
In the decision tree model, what is the importance of the variable InqCnt06?
Response:

• A.0.45 or higher
• B.0.15-0.299999
• C.0.30-0.449999
• D.less than 0.149999

Open the diagram labeled Practice A within the project labeled Practice A. Perform the following in SAS Enterprise Miner:

1. Set the Clustering method to Average.
2. Run the Cluster node.
What is the Cubic Clustering Criterion statistic for this clustering?
Response:

• A.5862.76
• B.14.69
• C.67409.93
• D.5.00