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Q21. You have a poorly performing risk model and are looking for strategies to improve performance. You know that only about one percent of your cases represent risk, and you have over 1 million cases to use for training purposes.

What is the correct approach to test for improving performance?

A. Use the Time Series node to reduce the number of all cases by a factor of 100.

B. Use the CHAID node to reduce the number of all cases used to train the model by half.

C. Use the Balance node to reduce the number of non-risky cases used to train the model by a factor of 100.

D. Use the Ensemble node to reduce the number of non-risky cases used to train the model by a factor of-100.

Answer: D


Q22. You have a data source which provides many fields needed for data scoring. Some of these fields are not needed after the scoring is complete for the rest of the stream to operate.

Which node should be used to remove these fields?

A. Filter node

B. Select node

C. Sample Node

D. Type node

Answer: B


Q23. There are two database tables which contain data that is needed for analysis. One table contains information pertaining to customer names, customer I Ds. and their age. The other table contains customer IDs and customer address information.

Which node would be used to combine this data into a single data set for use?

A. Merge node

B. Append node

C. Derive node

D. Type node

Answer: C


Q24. What is a type of SuperNode within IBM SPSS Modeler Professional?

A. Terminal

B. Output

C. Import

D. Classification

Answer: D

Explanation: Reference:

ftp://public.dhe.ibm.com/software/analytics/spss/documentation/modeler/16.0/en/modeler_nodes_general.pdf


Q25. You need to output only a list of field names, arranged in a single column, for a reporting function. You have already imported the data using a Database node and know it has 25,000 records.

Which node sequence would yield the desired output?

A. Database > Filter > Transform > Table

B. Database > Transform > Filter > Table

C. Database > Filter > Transpose > Table

D. Database > Transpose > Filter > Table

Answer: C


Q26. You have designed a model predicting the goals scored for each player in the World Cup and now want to evaluate the model using held-out scoring data.

Which node is designed to produce this actual vs. predicted model evaluation?

A. Means

B. Apriori

C. Statistics

D. Analysis

Answer: D


Q27. You want to obtain a subset of data from a larger data set, with equally represented subgroups within thesubset.

Which node would you use to accomplish this task?

A. Analysis node

B. Partition node

C. Ensemble node

D. Sample node

Answer: D


Q28. Which palette contains the Data Audit node?

A. Output

B. Modeling

C. Graphs

D. Sources

Answer: A

Explanation: Reference:

http://www- 01.ibm.com/support/knowledgecenter/SS3RA7_17.0.0/clementine/record_ops_nodes.html


Q29. You are provided two data sources which both contain event IDs and the date/time that the events occurred.

A. Append node

B. Filter node

C. Aggregate node

D. Sort node

Answer: A


Q30. You want to create a Filter node to keep only a subset of the variables used in model building, based on predictor importance.

Which menu in the model nugget browser provides this functionality?

A. File

B. Preview

C. View

D. Generate

Answer: C