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Q21. What is the primary purpose of the Partition node in a modeling effort?
A. Divide the data into training and testing data.
B. Increase the proportion of under-represented subgroups within the data.
C. Decrease the proportion of an over-represented subgroup within the data.
D. Allow for equal sampling across subgroups within the data.
Answer: C
Explanation: Reference:
ftp://public.dhe.ibm.com/software/analytics/spss/documentation/modeler/16.0/en/modeler_nodes_general.pdf
Q22. 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
Q23. You are hired by a large corporation to perform advanced analytics on their human resources data. One of the fields available in this data set is employee salary. You need to convert raw salary information into percentile rankings within the corporation.
Which node will you use to accomplish this task?
A. Binning node
B. Field Reorder node
C. Partition node
D. Distinct node
Answer: D
Q24. 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
Q25. How many stages are there in the CRISP-DM process model?
A. 4
B. 6
C. 8
D. 10
Answer: C
Q26. An online film streaming company is interested in building a movie recommendation model by analyzing the historical film watching pattern of its customers. For example, analysis of the historical data may reveal that all the customers who watched movie A and movie B, also had a high likelihood of watching movie C. This information can then be used to recommend movie C to all future customers who watch movies A and B.
Which modeling node would be used to build such a movie recommendation model?
A. Time Series node
B. Apriori node
C. Linear node
D. Cox node
Answer: D
Q27. You want to illustrate the strength of the relationship between blood pressure and prescription drug to which a patient responded. The blood pressure variable has been binned into ten values.
Which node should be used?
A. Time Plot Node
B. Evaluation Node
C. Web Node
D. RFIVL Analysis Node
Answer: C
Q28. You are provided with a data set that includes daily maximum temperatures at an airport. Your analysis requires you to create a new field containing the maximum temperature from five days ago.
Which node would be used for this purpose?
A. History node
B. Filler node
C. Transpose node
D. Binning node
Answer: A
Q29. 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
Q30. An e-retailer conducting a data mining project has limited an initial study to approximately 30,000 customers who have registered on the site. There are still millions of records in the Web logs. The data miner wants to determine the frequency distribution of the age of their customers. The Age column is acontinuous field.
Which node would you use to accomplish this task?
A. Sim Fit node
B. Report node
C. Histogram node
D. Transform node
Answer: C