100% PASS | IBM Certification C2090-930 practice test

C2090-930 Dumps

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Latest IBM Certification C2090-930 practice test

You want to calculate the difference between the minimum and maximum values of some of your data fields.

Which feature or mode of the Aggregate node would allow you to calculate this using a single node?

A.Aggregate expressions

B.Median mode

C.Default mode

D.Key field grouping

Answer: B

You need to export data using IBM SPSS Modeler Professional.

Which two nodes should be used to accomplish this task? (Choose two.)

A.Database

B.Select

C.Flat File

D.Filter

Answer: A,C

A client has a business goal of increasing units sold by 10 percent.

Which two data mining objectives would be consistent with their business goal? (Choose two.)

A.Create a profile of customers most likely to default on their account.

B.Create a profile of current high value customers' purchasing patterns.

C.Reduce marketing costs.

D.Determine which products should be grouped together on the shopping Web site.

Answer: B,D

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You have a data set with numeric fields (columns) that contain null values. You want to replace each of these null values with the value of zero.

Which node will you use to accomplish this task?

A.Type node

B.Filler node

C.Filter node

D.Binning node

Answer: A

Which two statements are true about linear regression? (Choose two.)

A.The estimation method of coefficient is ordinary least squares.

B.Methods for variable entry and removal are Enter Stepwise, Forward, and Backward.

C.The calculation of the predictor importance is based on Regression Sum-of-Squares.

D.Adjusted R-Squared is not a measure for Goodness-of-Fit.

Answer: B,C

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