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Certified Internal Auditor Exam Questions 401–405 (page: 82)

Updated On: 9-Feb-2026

An auditor selected a random sample of 100 items from a population of 2, 000 items. The total dollars in the sample were $10, 000, and the standard deviation was $10. If the achieved precision based on this sample was plus or minus $4, 000, the minimum acceptable value of the population would be

  1. $196, 000
  2. $199, 000
  3. $199, 800
  4. $204, 000

Answer(s): A



If an auditor is sampling to test compliance with a particular company policy, which of the following factors should not affect the allowable level of sampling risk?

  1. The experience and knowledge of the auditor.
  2. The adverse consequences of noncompliance.
  3. The acceptable level of risk of making an incorrect audit conclusion.
  4. The cost of performing auditing procedures on sample selections.

Answer(s): A



All of the following tools are employed to control large scale projects except

  1. Program evaluation and review technique (PERT).
  2. Critical path method.
  3. Statistical process control.
  4. Gantt charts.

Answer(s): C



Which of the following is not an advantage of face to face interviews over mail surveys?

  1. The response rate is typically higher.
  2. Interviewers can increase a respondent's comprehension of questions.
  3. Survey designers can use a wider variety of question types.
  4. They are less expensive since mailing costs are avoided.

Answer(s): D



The use of standard operating procedure questionnaires in audit fieldwork can be beneficial because

  1. These questionnaires can both identify discrepancies and educate clients.
  2. Standard operating procedures are essential to the effectiveness and efficiency of operations.
  3. These questionnaires are more comprehensive than are other types of techniques for gathering data during fieldwork.
  4. These questionnaires do not normally require prior clearance with management of the audited area.

Answer(s): A



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