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READ Free Dumps For SAS Institute- A00-240





Question ID 8989

Refer to the ROC curve:

As you move along the curve, what changes?

Option A

The priors in the population

Option B

The true negative rate in the population

Option C

The proportion of events in the training data

Option D

The probability cutoff for scoring

Correct Answer D
Explanation


Question ID 8990

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?

Option A

The sample means from the validation data set are applied to the training and test data sets.

Option B

The sample means from the training data set are applied to the validation and test data sets.

Option C

The sample means from the test data set are applied to the training and validation data sets.

Option D

The sample means from each partition of the data are applied to their own partition.

Correct Answer B
Explanation

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