Question：You are the auditor of Nenox, a large public limited pharmaceuticals manufacturer. The audit is complex and high profile and it is particularly important that non-sampling risk is minimised.
Which of the following would have no effect on non-sampling risk?
A. Review the audit working papers more frequently.
B. Produce a detailed planning memorandum.
C. Use more experienced staff.
D. Increase the number of items selected for detailed testing.
The correct answer is: Increase the number of items selected for detailed testing.
Increasing the number of items selected for detailed testing will impact on sampling risk but will have no effect on non-sampling risk.
The other three choices will have the effect of reducing non-sampling risk.
，我們將會及時處理。