Practice Free A00-485 Exam Online Questions
In logistic regression modeling, how is the probability of an event typically estimated?
- A . By calculating the mean of the predictor variables
- B . By fitting a linear regression model to the data
- C . By applying the link function to the linear predictor
- D . By assigning roles to variables
Which SAS tool is suitable for creating complex data manipulation and transformation workflows in a visual interface?
- A . SAS Visual Analytics
- B . SAS Enterprise Guide
- C . SAS Studio
- D . SAS Visual Data Builder
You want to build a model that predicts whether a customer will default on a loan assuming an underlying binomial distribution.
Which model within SAS Visual Statistics would you use?
- A . generalized linear model using the binomial distribution and the log link function
- B . logistic regression model using the Probit link function
- C . logistic regression model using the Tobit link function
- D . logistic regression model using the Logit link function
In decision tree analysis, what is typically found on the y-axis of an icicle plot?
- A . Feature values
- B . Class labels
- C . Depth of the tree
- D . Impurity measures
What does the interactive group-by feature in SAS Visual Analytics allow you to do?
- A . Dynamically change the group-by variable during analysis
- B . Apply group-by modeling to multiple measures simultaneously
- C . Interactively explore different levels of the group-by variable
- D . Create subgroups within the group-by variable
What is variable selection in SAS Visual Statistics used for in logistic regression modeling?
- A . To exclude all predictor variables
- B . To identify and choose relevant predictor variables
- C . To assign roles to variables
- D . To specify the distribution of the response variable
When specifying Cluster Roles for Cluster Analysis in SAS Visual Statistics, which condition is correct?
- A . Interaction items are allowed.
- B . A target variable is required.
- C . At least two variables are required.
- D . Category items are not allowed.
Which SAS tool is most suitable for managing explorations and visualizations in a business intelligence context?
- A . SAS Visual Data Builder
- B . SAS Enterprise Guide
- C . SAS Studio
- D . SAS Enterprise Miner
What information can you gather from Leaf statistics in a decision tree analysis?
- A . The total number of data points in each leaf node
- B . The distribution of target variable values in each leaf node
- C . The tree’s decision rules for each leaf node
- D . The tree’s overall accuracy and error rate
When building a predictive model with logistic regression, when should you choose an appropriate link function?
- A . After specifying the number of predictors
- B . After specifying the learning rate
- C . Based on the nature of the response variable and the problem
- D . Before assigning roles to variables