C2090-930 Dumps

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IBM

C2090-930

IBM SPSS Modeler Professional v3

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QUESTION: 52

What is an accurate description of the purpose of data segmentation?

1. Separate an individual data field into a predefined number of equal-sized groups according to the field values.

2. Assemble similar data across data sets by using a primary key.

3. Separate a data set into two equal partitions in preparation for continued analysis.

4. Group data using one or more fields to produce subsets with similar attributes.

Answer: D

QUESTION: 53

You have duplicate records that must be removed from a data set in IBM SPSS Modeler Professional. The appropriate node to perform this action would be found in which palette tab?

1. Sources

2. Record Ops

3. Field Ops

4. Export

Answer: B

Reference:

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

QUESTION: 54

You have two data sets. One data set contains customer name and age information along with a customer ID. The second data set contains the customer ID along with address information. There are no addresses which do not belong to a customer, there are customers which have no address, and there are customers which have multiple addresses. Which type of join will display all customers who have no recorded address?

1. Inner join

2. Outer join

3. Partial outer join

4. Anti-join

QUESTION: 55

Exhibit

Referring to the exhibit, from which node is the output generated and on which data does it show greater accuracy?

1. Statistics, 1_Training

2. Statistics, 2_Testing

3. Analysis, 1_Training

4. Analysis, 2_Testing

Answer: B

QUESTION: 56

Your data contains 5,000 sales transactions across twelve regions. Which node would reduce your data, showing the average sales amount for each region?

1. Aggregate node

2. Select node

3. Filter node

Answer: D

QUESTION: 57

You are provided two data sources which both contain event IDs and the date/time that the events occurred. Which node will merge these two data sources?

1. Append node

2. Filter node

3. Aggregate node

4. Sort node

Answer: A

QUESTION: 58

What are two purposes of model nuggets? (Choose two.)

1. Scoring data to generate predictions

2. Enabling further analysis of the model properties

3. Merging of two or more data sets

4. Reducing the number of columns in a data set

Answer: B, D

QUESTION: 59

Exhibit

Referring to the exhibit, respectively, which field is the predicted value and what is the confidence that you have in the prediction?

1. $XS-Credit rating; $XSC-Credit rating

2. Credit rating; $XSC-Credit rating

3. $XSC-Credit rating; $XS-Credit rating

Answer: D

QUESTION: 60

Which modeling node is supported in both Auto Classifier and Auto Numeric modeling nodes?

1. Decision List

2. Bayesian Network

3. Discriminant

4. Neural Net

Answer: C

Reference: ftp://ftp.software.ibm.com/software/analytics/spss/documentation/modeler/14.2/en/ Modeling Nodes.pdf