Refer to the lift chart:

What does the reference line at lift = 1 corresponds to?

• A.The predicted lift for the best 50% of validation data cases
• B.The predicted lift if none of the population are scored as event cases
• C.The predicted lift if the entire population is scored as event cases
• D.The predicted lift if 50% of the population are randomly scored as event cases

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Refer to the exhibit:

The box plot was used to analyze daily sales data following three different ad campaigns.
The business analyst concludes that one of the assumptions of ANOVA was violated.
Which assumption has been violated and why?

• A.Constant variance, because the interquartile ranges are different in different ad campaigns.
• B.Normality, because Prob > F < .0001.
• C.Normality, because the interquartile ranges are different in different ad campaigns.
• D.Constant variance, because Prob > F < .0001.

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Refer to the exhibit:

Which SAS program produced the graph?

• A.Option C
• B.Option D
• C.Option A
• D.Option B

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When mean imputation is performed on data after the data is partitioned for honest assessment,
what is the most appropriate method for handling the mean imputation?

• A.The sample means from the training data set are applied to the validation and test data sets.
• B.The sample means from the validation data set are applied to the training and test data sets.
• C.The sample means from each partition of the data are applied to their own partition.
• D.The sample means from the test data set are applied to the training and validation data sets.

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Which SAS program will divide the original data set into 60% training and 40% validation data sets,
stratified by county?

• A.Option D
• B.Option C
• C.Option B
• D.Option A

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