5. In preparing a sampling plan for an inventory pricing test, which of the following describes an advantage of statistical sampling over nonstatistical sampling?
A. Requires nonquantitative expression of sample results.
B. Provides a quantitative measure of sampling risk.
C. Minimizes nonsampling risk.
D. Reduces the level of tolerable error.
ANSWER (B) is correct.
REQUIRED: The statement describing an advantage of statistical sampling over nonstatistical sampling.
DISCUSSION: Statistical and nonstatistical sampling are both used to project the characteristics of a population. However, statistical sampling permits the internal auditor to make a quantitative assessment of how closely the sample represents the population for a given level of reliability.
Answer (A) is incorrect. Statistical sampling provides quantified results.
Answer (C) is incorrect. Nonsampling risk exists in both statistical and nonstatistical sampling.
Answer (D) is incorrect. Tolerable error is related to materiality and auditor judgment.