3. The audit selection model developed by the IRS is based on a modified version of which statistical analysis technique? a. Discriminant analysis b. Linear regression c. Data mining d. Evasion analytics 4. The description of Victor Sturmans fraudulent S&S Design vendor scheme suggests that internal auditors might identify a fraudulent vendor by extracting a listing of all vendors _________. a. supplying services as opposed to supplying goods for resale b. with a total amount billed of $3 million over the past 12 years c. with P.O. Box mailing address within an easy commute of the administrative offices d. where the controller approves the invoices for payment