Refer to the confusion matrix:
Calculate the accuracy and error rate (0 - negative outcome, 1 - positive outcome)
A marketing campaign will send brochures describing an expensive product to a set of customers. The cost for mailing and production per customer is $50. The company makes $500 revenue for each sale.
What is the profit matrix for a typical person in the population?
Refer to the exhibit:
On the Gains Chart, what is the correct interpretation of the horizontal reference line?
One common approach for predicting rare events in the LOGISTIC procedure is to build a model that disproportionately over-re presents those cases with an event occurring (e.g. a 50-50 event/non-event split).
What problem does this present?
Refer to the REG procedure output:
How many observations are used in the analysis? Enter your numeric answer in the space below.
Refer to the following exhibit:
What is a correct interpretation of this graph?