The Role of Materiality in Independent Audit Sample Selection
摘要
This study examines the role of materialityMateriality in determining audit sample selection within the framework of International Standards on Auditing (ISA),International Standards on Auditing (ISA) particularly (IAASB, International Standards on Auditing (ISA) 320 Materiality in Planning and Performing an Audit, pages 321–326)IAASB and (IAASB, International Standard on Auditing (ISA) 530: Audit Sampling, pages 407–417)IAASB. It explores how auditors apply professional judgmentProfessional Judgment in setting materiality thresholds and how these thresholds influence audit planning, sampling, and the evaluation of audit evidence. The paper distinguishes between accounting and auditing materiality, emphasizing their conceptual and practical interdependence. A numerical application demonstrates how variations in materiality levels affect sample size, detection riskDetection risk, and overall audit assurance. The findings show that appropriately determined materiality thresholds contribute to efficient audit sampling, reduced audit riskAudit Risk, and enhanced reliability of financial statements. The study concludes that the integration of materialityMateriality assessment and audit samplingAudit sampling decisions is critical for achieving audit effectiveness and maintaining users’ confidence in financial reporting.