Posted 2016/2/12 9:36:15 Category:
SASInstitute Tag:
A00-240,
SASInstituteNO.1 A non-contributing predictor variable (Pr |t| =0.658) is added to an existing multiple linearregression model.What will be the result?A. A decrease in R-SquareB. No change in R-SquareC. A decrease in Mean Square ErrorD. An increase in R-SquareAnswer: DA00-240 Exam CramA00-240 examNO.2 Suppose training data are oversampled in the event group to make the number of events andnoneventsroughly equal. A logistic regression is run and the probabilities are output to a data setNEW and gi[...]
Posted 2015/4/15 15:57:05 Category:
SASInstitute Tag:
A00-240,
SASInstituteNO.1 What is the default method in the LOGISTIC procedure to handle observations with missingdata?A. Missing values are imputed.B. Parameters are estimated accounting for the missing values.C. Parameter estimates are made on all available data.D. Only cases with variables that are fully populated are used.Answer: DSASInstitute Exam TestsA00-240 exam dumpsA00-240 PDF VCENO.2 In partitioning data for model assessment, which sampling methods are acceptable? (Choosetwo.)A. Simple random sa[...]