[Free] 2019(Nov) EnsurePass IBM C2090-930 Dumps with VCE and PDF 31-40

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Question No.31

When describing data, which two nodes address value types? (Choose two.)

  1. Data Audit node

  2. Statistics node

  3. Type node

  4. Report node

Correct Answer: AC

Question No.32

You are working on a project where the business objective is to increase customer retention. You havecompleted the Data Preparation stage of the CRISP-DM process model. What is the next stage?

  1. Data Understanding

  2. Deployment

  3. Evaluation

  4. Modeling

Correct Answer: B

Question No.33

How many stages are there in the CRISP-DM process model?









Correct Answer: C

Question No.34

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?

  1. Sim Fit node

  2. Report node

  3. Histogram node

  4. Transform node

Correct Answer: C

Question No.35

You are attempting to flag outliers in a data set across multiple fields. In IBM SPSS Modeler Professional, what would be the appropriate node to use?

  1. COX

  2. PCA/Factor

  3. Anomaly

  4. Apriori

Correct Answer: B

Explanation: ftp://ftp.software.ibm.com/software/analytics/spss/documentation/modeler/14.2/en/ModelingNode s.pdf

Question No.36

You need to determine whether a variable should be removed in the stepwise variable selection methods in logistic regression. Which two metrics are used to accomplish this task? (Choose two.)

  1. Wald Statistic

  2. KS-Statistic

  3. Likelihood Ratio (LR) Statistic

  4. Z-Statistic

Correct Answer: AD

Question No.37

Which statement is true about association models?

  1. Association models associate a particular conclusion, such as the decision to buy something with a set of conditions.

  2. The Regression node can directly generate an association model.

  3. TheApriori node does not require one or more target (consequent) fields to build an association model.

  4. TheCarma node requires both one or more input fields and one or more target (consequent) fields to build an association model.

Correct Answer: D


http://www- 01.ibm.com/support/knowledgecenter/SS3RA7_15.0.0/com.ibm.spss.modeler.help/carmanode_g eneral.htm

Question No.38

Which statement is correct about automated modeling nodes in IBM SPSS Modeler Professional?

  1. The Auto Clustering node generates Neural Net models.

  2. The Auto Classifier node supports Cox regression.

  3. The Auto Numeric node generates Linear models.

  4. The Auto Numeric node supports Bayes Net models.

Correct Answer: C

Question No.39

An organization wants to determine why they are losing customers. Which supervised modeling technique would be used to accomplish this task?

  1. PCA

  2. QUEST

  3. Apriori

  4. Kohonen

Correct Answer: C

Question No.40

What is the primary purpose of the Partition node in a modeling effort?

  1. Divide the data into training and testing data.

  2. Increase the proportion of under-represented subgroups within the data.

  3. Decrease the proportion of an over-represented subgroup within the data.

  4. Allow for equal sampling across subgroups within the data.

Correct Answer: C

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

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