What is a benefit to performing data cleansing (imputation, transformations, etc.) on data after partitioning the data for honest assessment as opposed to performing the data cleansing prior to partitioning the data?
A researcher has several variables that could be possible predictors for the final model. There is interest in checking all 2-way interactions for possible entry to the model. The researcher has decided to use forward selection within PROC LOGISTIC. Fill in the missing code option that will ensure that all 2-way interactions will be considered for entry.
FILL BLANK -Refer to the confusion matrix:An analyst determines that loan defaults occur at the rate of 3% in the overall population. The above confusion matrix is from an oversampled test set (1 = default).What is the sensitivity adjusted for the population event probability?Enter your answer in the space below. Round to three decimals (example: n.nnn).
Refer to the exhibit:On the Gains Chart, what is the correct interpretation of the horizontal reference line?
Refer to the confusion matrix:Calculate the accuracy and error rate (0 - negative outcome, 1 - positive outcome)
Which statistic is based on the maximum vertical distance between the primary event EDF and the secondary event EDF?
