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In an R code node within SAS Enterprise Miner, the project variable handle is used to access a data set. Which variable handle correctly imports the data for analysis in the R environment?
You have a decision tree with a depth of 4. During validation, you observe the following characteristics: Leaf nodes at the lower depths have higher confidence for the predicted class but represent a smaller portion of the dataset. Conversely, upper-level nodes cover more of the dataset but with lower confidence levels. Given this scenario, which of the following strategies might help in improving the models performance without overfitting?
A predictive modeler is preparing to set up automated scoring scripts that will run in a production environment. The modeler needs to access a database that contains the data to be scored and has been instructed to use the ODBC interface. Which of the following SAS statements correctly establishes a connection for data access using the LIBNAME statement?
You have built several predictive models using training data and now you want to assess the models' performance using validation data. Which measure is NOT appropriate for comparing model performance in terms of model bias for continuous outcomes?
A data analyst is using PROC LOGISTIC to perform logistic regression on a dataset where the response variable is binary. The analyst wants to ensure that the output dataset contains the predicted probabilities for the event of interest along with the total number of events and non-events for each group defined by the CLASS variable. Which combination of statements and options should the analyst use?
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Name: | SAS Advanced Predictive Modeling |
Exam Code: | A00-225 |
Certification: | SAS Administration |
Vendor: | SAS Institute |
Total Questions: | 347 |
Last Updated: | Apr 23, 2024 |
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