An internal auditor noticed that employees with responsibilities for cash collection had recently issued an unusually large number of credit memos, indicating that the original charges had been made to the wrong customer accounts. From a control standpoint, the auditor would be concerned with the possibility that:

The internal auditor's opinion in terms of due professional care should be:

A chief audit executive (CAE) is determining which engagements to include on the annual audit plan. She would like to consider the organization's attitude toward risk and the degree of difficulty in achieving objectives.
Which of the following resources should the CAE consult?

An appliance repair company is considering relocating the center that houses its service vehicles. An internal auditor wants to determine the potential reduction in average miles driven by the service vehicles if the center is relocated. Which of the following statistical sampling methods would be most appropriate for this test?

According to the Standards, which of the following describes the condition attribute when applied to the observations and recommendations contained in the audit report?